A

Anning, A. and Ball, M. and Barnes, J. and Belsky, J. and Botting, B. and Frost, M. and Kurtz, Z. and Leyland, A. and Meadows, P. and Melhuish, Ted and Tunstill, J. (2004) The national evaluation of Sure Start local programmes in England. Child and Adolescent Mental Health 9 (1), pp. 2-8. ISSN 1475-357X.

B

Bainham, A. and Brooks-Gordon, Belinda (2004) Reforming the law on sexual offences. In: Brooks-Gordon, Belinda and Gelsthorpe, L. and Johnson, M. and Bainham, A. (eds.) Sexuality Repositioned: Diversity and the Law. Oxford, UK: Hart Publishing, pp. 260-296. ISBN 9781841134895.

Barnes, Jacqueline (2004) Towards understanding Sure Start local programmes: findings to date. Project Report. DfES Publications, London, UK.

Barnes, Jacqueline and Broomfield, K. and Frost, M. and Harper, G. and Finn, J. and Knowles, J. and Desousa, C. (2004) Characteristics of Sure Start local programmes 2001/2. Project Report. DfES Publications, London, UK.

Barnes, Jacqueline and Sutcliffe, A.G. and Kristoffersen, I. and Loft, A. and Wennerholm, U. and Tarlatzis, B.C. and Kantaris, X. and Nekkebroeck, J. and Hagberg, B.S. and Madsen, S. and Vyzantiadou, D. and Bounduelle, M. (2004) The influence of assisted reproduction on family functioning and children’s socio-emotional development: Results from a European study. Human Reproduction 19 (6), pp. 1480-1487. ISSN 0268-1161.

Blanchette, I. and Richards, Anne (2004) Reasoning about emotional and neutral materials: is logic affected by emotion? Psychological Science 15 (11), pp. 745-752. ISSN 0956-7976.

Brooks-Gordon, Belinda and Bainham, A. (2004) Prisoners' families and the regulation of contact. Journal of Social Welfare and Family Law 26 (3), pp. 263-280. ISSN 0964-9069.

Brooks-Gordon, Belinda and Bilby, C. and Kenworthy, T. (2004) Sexual offenders: a systematic review of psychological treatment interventions. In: Brooks-Gordon, Belinda and Gelsthorpe, L. and Johnson, M. and Bainham, A. (eds.) Sexuality Repositioned: Diversity and the Law. Oxford, UK: Hart Publishing, pp. 395-429. ISBN 9781841134895.

Butcher, L.M. and Meaburn, Emma and Liu, L. and Fernandes, C. and Hill, L. and Al-Chalabi, A. and Plomin, R. and Schalkwyk, L.C. and Craig, I.W. (2004) Genotyping pooled DNA on microarrays: a systematic genome screen of thousands of SNPs in large samples to detect QTLs for complex traits. Behavior Genetics 34 (5), pp. 549-555. ISSN 0001-8244.

C

Chater, N. and Oaksford, Mike (2004) Rationality, rational analysis and human reasoning. In: Manktelow, K. and Chung, M.C. (eds.) Psychology of Reasoning: Theoretical and Historical Perspectives. Hove, UK: Psychology Press, pp. 43-74. ISBN 9781841693101.

Csibra, Gergely and Henty, J. and Volein, A. and Elwell, C. and Tucker, L. and Meek, J. (2004) Near infrared spectroscopy reveals neural activation during face perception in infants and adults. Journal of Pediatric Neurology 2 (2), pp. 85-89. ISSN 1304-2580.

D

Davelaar, Eddy J. (2004) Towards a model of the prime-retention effect. In: Forbus, K. and Gentner, D. and Reiger, T. (eds.) Proceedings of the 26th Annual Meeting of the Cognitive Science Society. Chicago, USA: Cognitive Science Society, p. 1549. ISBN 0805854649.

Davelaar, Eddy J. and Usher, Marius (2004) An extended buffer model for active maintenance and selective updating. In: Bowman, H. and Labiouse, C. (eds.) Connectionist Models of Cognition and Perception II. Proceedings of the 8th Neural Computation and Psychology Workshop. Singapore: WorldScientific, pp. 3-14. ISBN 9789814482936.

Davelaar, Eddy J. and Usher, Marius (2004) A neurocomputational account of short- and long-term recency effects. In: Alterman, R. and Kirsh, D. (eds.) Proceedings of the 25th Annual Meeting of the Cognitive Science Society. Boston, USA: Cognitive Science Society, pp. 288-293. ISBN 9780805849912.

Dehaene-Lambertz, G. and Gliga, Teodora (2004) Common neural basis for phoneme processing in infants and adults. Journal of Cognitive Neuroscience 16 (8), pp. 1375-1387. ISSN 0898-929X.

Derakhshan, Nazanin and Myers, L.B. and Hansen, J. and O'Leary, M. (2004) Repressive-defensiveness and attempted thought suppression of negative material. European Journal of Personality 18 (7), pp. 521-535. ISSN 1099-0984.

Dick, Frederic and Saygin, A.P. and Moineau, S. and Aydelott, J. and Bates, E. (2004) Language in an embodied brain: the role of animal models. Cortex 40 (1), pp. 226-227. ISSN 0010-9452.

Dick, Frederic and Wulfeck, B. and Krupa-Kwiatkowski, M. and Bates, E. (2004) The development of complex sentence interpretation in typically developing children compared with children with specific language impairments or early unilateral focal lesions. Developmental Science 7 (3), pp. 360-377. ISSN 1363-755X.

Dixon-Woods, M. and Shaw, R.L. and Agarwal, S. and Smith, Jonathan A. (2004) The problem of appraising qualitative research. Quality and Safety in Healthcare 13 (3), pp. 223-225. ISSN 2044-5415.

E

Eimer, Martin (2004) Multisensory integration: how visual experience shapes spatial perception. Current Biology 14 (3), R115-R117. ISSN 0960-9822.

Eimer, Martin and Forster, B. and Fieger, A. and Harbich, S. (2004) Effects of hand posture on preparatory control processes and sensory modulations in tactile-spatial attention. Clinical Neurophysiology 115 (3), pp. 596-608. ISSN 1388-2457.

Eimer, Martin and Van Velzen, J. and Driver, J. (2004) ERP evidence for cross-modal audiovisual effects of endogenous spatial attention within hemifields. Journal of Cognitive Neuroscience 16 (2), pp. 272-288. ISSN 0898-929X.

F

Farroni, T. and Johnson, M.H. and Csibra, Gergely (2004) Mechanisms of eye gaze perception during infancy. Journal of Cognitive Neuroscience 16 (8), pp. 1320-1326. ISSN 0898-929X.

Forster, B. and Eimer, Martin (2004) The attentional selection of spatial and non-spatial attributes in touch: ERP evidence for parallel and independent processes. Biological Psychology 66 (1), pp. 1-20. ISSN 0301-0511.

French, R.M. and Mareschal, Denis and Mermillod, M. and Quinn, P.C. (2004) The role of bottom-up processing in perceptual categorization by 3- to 4-month-old infants: simulations and data. Journal of Experimental Psychology: General 133 (3), pp. 382-397. ISSN 0096-3445.

Frosh, Stephen (2004) Freud, psychoanalysis and anti-Semitism. Psychoanalytic Review 91 , pp. 309-330. ISSN 0033-2836.

H

Halit, H. and Csibra, Gergely and Volein, A. and Johnson, M.H. (2004) Face-sensitive cortical processing in early infancy. Journal of Child Psychology and Psychiatry 45 (7), pp. 1228-1234. ISSN 0021-9630.

Hunt, D. and Smith, Jonathan A. (2004) The personal experience of carers of stroke survivors: an interpretative phenomenological analysis. Disability and Rehabilitation 26 (16), pp. 1000-1011. ISSN 0963-8288.

K

Karmiloff-Smith, Annette and Thomas, Michael S.C. (2004) Can developmental disorders be used to bolster claims from evolutionary psychology? a neuroconstructivist approach. In: Langer, J. and Taylor Parker, S. and Milbrath, C. (eds.) Biology and Knowledge Revisited: From Neurogenesis to Psychogenesis. Jean Piaget Symposia Series. Hampshire, UK: Taylor & Francis, pp. 307-321. ISBN 9780805846270.

Karmiloff-Smith, Annette and Thomas, Michael S.C. and Annaz, Dagmara and Humphreys, K. and Ewing, S. and Brace, N. and van Duuren, M. and Pike, G. and Grice, Sarah and Campbell, R. (2004) Exploring the Williams Syndrome face-processing debate: the importance of building developmental trajectories. Journal of Child Psychology and Psychiatry 45 (7), pp. 1258-1274. ISSN 0021-9630.

Karmiloff-Smith, Annette and Thomas, Michael and Annaz, D. and Humphreys, K. and Ewing, S. and Grice, S. and Brace, N. and Van Duuren, M. and Pike, G. and Campbell, R. (2004) Exploring the Williams syndrome face processing debate: the importance of building developmental trajectories. Journal of Child Psychology and Psychiatry and Allied Disciplines 45 (7), pp. 1258-1274. ISSN 0021-9630.

Kenworthy and Adams, C. and Bilby, C. and Brooks-Gordon, Belinda and Fenton, M. (2004) Psychological Interventions for those who have sexually offended or at risk of offending. The Cochrane Library (3), ISSN 1465-1858.

Keogh, E. and Bond, F.W. and French, C.C. and Richards, Anne and Davis, R. (2004) Test anxiety, susceptibility to distraction and examination performance. Anxiety, Stress & Coping 17 (3), pp. 241-252. ISSN 1061-5806.

L

Leavey, G. and Hollins, K. and King, M. and Barnes, Jacqueline and Papadopoulos, C. and Grayson, K. (2004) Psychological disorder amongst refugee and migrant schoolchildren in London. Social Psychiatry and Psychiatric Epidemiology 39 (3), pp. 191-195. ISSN 0933-7954.

Leech, R. and Mareschal, Denis and Cooper, Richard P. (2004) Modelling asymmetric infant categorization with the representational acuity hypothesis. In: Howe, P. and Labouise, C. (eds.) Connectionist models of cognition and perception II: Proceedings of the Eighth Neural Computation and Psychology Workshop (NCPW8). London, UK: World Scientific, pp. 95-104. ISBN 9789812388056.

Leech, R. and Mareschal, Denis and Cooper, Richard P. (2004) A temporal attractor framework for the development of analogical completion. In: Howe, P. and Labouise, C. (eds.) Connectionist models of cognition and perception II: Proceedings of the Eighth Neural Computation and Psychology Workshop (NCPW8). London, UK: World Scientific, pp. 201-210. ISBN 9789812388056.

Lipp, O.V. and Derakhshan, Nazanin and Waters, A.M. and Logies, S. (2004) Snakes and cats in the flower bed: fast detection is not specific to pictures of fear-relevant animals. Emotion 4 (3), pp. 233-250. ISSN 1528-3542.

Longo, Matthew R. and Bertenthal, B.I. (2004) Automaticity and inhibition in action planning. Behavioral and Brain Sciences 27 (1), pp. 44-45. ISSN 0140-525X.

M

Malley, M. and Tasker, Fiona (2004) Significant and other: systemic family therapists on lesbians and gay men. Journal of Family Therapy 26 (2), pp. 193-212. ISSN 0163-4445.

Mareschal, Denis and Johnson, M.H. and Grayson, A. (2004) Brain and cognitive development. In: Oates, J.M. and Grayson, A. (eds.) Cognitive and Language Development in Children. Oxford, UK: Blackwell, pp. 113-162. ISBN 9781405110457.

McDowall, Almuth and Fletcher, C. (2004) Management development from an organisational justice perspective. Personnel Review 33 (1), pp. 8-29. ISSN 0048-3486.

McDowall, Almuth and MacKinnon, R. (2004) Report on work/life balance delivered to Police Federation of England and Wales. Technical Report. Police Federation of England and Wales, Leatherhead, UK.

Melhuish, Ted (2004) Child benefits: the importance of investing in quality childcare. Project Report. London: Daycare Trust, London, UK.

Melhuish, Ted (2004) National evaluation of Sure Start: summary. Project Report. DfES, London, UK.

Melhuish, Ted (2004) A literature review of the impact of early years provision upon young children, with emphasis given to children from disadvantaged backgrounds. Project Report. National Audit Office, London, UK.

Melhuish, Ted and Hanna, K. and Quinn, L. and Sylva, K. and Siraj-Blatchford, I. and Sammons, P. and Taggart, B. (2004) Pre-school experience and social/behavioural development at the end of year 3 of primary school. Technical Report. Stranmillis University Press, Belfast, Northern Ireland.

Michie, S. and Hendy, J. and Smith, Jonathan A. and Adshead, F. (2004) Evidence into practice: a theory based study of achieving national health targets in primary care. Journal of Evaluation in Clinical Practice 10 (3), pp. 447-456. ISSN 1365-2753.

Miles, Anne and Cockburn, J. and Smith, R. and Wardle, J. (2004) A perspective from countries using organized screening programs. Cancer 101 (S5), pp. 1201-1213. ISSN 1097-0142.

Myers, L.B. and Derakhshan, Nazanin (2004) Do childhood memories colour social judgements of today? the case of repressors. European Journal of Personality 18 (4), pp. 321-330. ISSN 1099-0984.

Myers, L.B. and Derakhshan, Nazanin (2004) To forget or not to forget: what do repressors forget and when do they forget? Cognition and Emotion 18 (4), pp. 495-511. ISSN 0269-9931.

Myers, L.B. and Derakhshan, Nazanin (2004) The repressive coping style and avoidance of negative affect. In: Nyklicek, I. and Temoshok, L. and Vingerhoets, A. (eds.) Emotional expression and health. Routledge. ISBN 9781583918432.

Myers, L.B. and Vetere, A. and Derakhshan, Nazanin (2004) Are suppression and repressive coping related? Personality and Individual Differences 36 (5), pp. 1009-1013. ISSN 0191-8869.

N

NESS Research Team and Melhuish, Ted (2004) The Impact of Sure Start local programmes on child development and family functioning: report of preliminary findings. Project Report. DfES, London, UK.

NESS Research Team and Melhuish, Ted (2004) Towards understanding Sure Start local programmes: summary of findings from the national evaluation. Project Report. DfES, London, UK.

O

Oaksford, Mike and Carlile, J. and Moore, S.C. (2004) The effects of reasoning, prior mood, and personality on emotion. Psychologia 47 (4), pp. 250-263.

Oaksford, Mike and Hahn, Ulrike (2004) A Bayesian approach to the argument from ignorance. Canadian Journal of Experimental Psychology/Revue canadienne de psychologie expérimentale 58 (2), pp. 75-85. ISSN 1196-1961.

Oaksford, Mike and Moussakowski, M. (2004) Negations and natural sampling in data selection: ecological versus heuristic explanations of matching bias. Memory & Cognition 32 (4), pp. 570-581. ISSN 0090-502X.

Q

Quinn, L. and Hanna, K. and Melhuish, Ted and Siraj-Blatchford, I. and Sylva, K. and Sammons, P. and Taggart, B. (2004) EPPNI case studies. Technical Report. Stranmillis University Press, Belfast, Northern Ireland.

Quinn, L. and Hanna, K. and Melhuish, Ted and Siraj-Blatchford, I. and Sylva, K. and Sammons, P. and Taggart, B. (2004) Pre-school experience and literacy and numeracy development at the end of year 2 of primary school. Technical Report. Stranmillis University Press, Belfast, Northern Ireland.

Quinn, L. and Hanna, K. and Melhuish, Ted and Siraj-Blatchford, I. and Sylva, K. and Sammons, P. and Taggart, B. (2004) Pre-school experience and social/behavioural development at the end of year 2 of primary school. Technical Report. Stranmillis University Press, Belfast, Northern Ireland.

Quinn, L. and Melhuish, Ted and Hanna, K. and Sylva, K. and Sammons, P. and Siraj-Blatchford, I. and Taggart, B. (2004) Pre-school experience and social/behavioural development at the end of year 1 of primary school. Technical Report. Stranmillis University Press, Belfast, Northern Ireland.

R

Richards, Anne (2004) Anxiety and the resolution of ambiguity. In: Yiend, J. (ed.) Cognition, Emotion and Psychopathology: Theoretical, Empirical and Clinical Directions. Cambridge UK: Cambridge University Press, pp. 130-148. ISBN 9780521541749.

Richards, Anne and Blanchette, I. (2004) Independent manipulation of emotion in an emotional Stroop task using classical conditioning. Emotion 4 (3), pp. 275-281. ISSN 1528-3542.

Richardson, D.C. and Kirkham, Natasha Z. (2004) Multimodal events and moving locations: eye movements of adults and 6-month-olds reveal dynamic spatial indexing. Journal of Experimental Psychology: General 133 (1), pp. 46-62. ISSN 0096-3445.

Robb, K.A. and Miles, Anne and Wardle, J. (2004) Demographic and psychosocial factors associated with perceived risk for colorectal cancer. Cancer Epidemiology Biomarkers & Prevention 13 (3), pp. 366-372. ISSN 1055-9965.

Robb, K.A. and Miles, Anne and Wardle, J. (2004) Subjective and objective risk of colorectal cancer. Cancer Causes & Control 15 (1), pp. 21-25. ISSN 0957-5243.

S

Sammons, P. and Elliot, K. and Sylva, K. and Melhuish, Ted and Siraj-Blatchford, I. and Taggart, B. (2004) The impact of pre-school on young children's cognitive attainments at entry to reception. British Educational Research Journal 30 (5), pp. 691-712. ISSN 0141-1926.

Sammons, P. and Smees, R. and Taggart, B, and Sylva, K. and Melhuish, Ted and Siraj-Blatchford, I. and Elliott, K. (2004) Special educational needs in the early primary years: primary school entry up to the end of year 1. Technical Report. Institute of Education, London, UK.

Sammons, P. and Smees, R. and Taggart, B, and Sylva, K. and Melhuish, Ted and Siraj-Blatchford, I. and Elliott, K. (2004) The parents' perspective. Technical Report. Institute of Education, London, UK.

Sammons, P. and Sylva, K. and Melhuish, Ted and Siraj-Blatchford, I. and Taggart, B, and Elliott, K. and Marsh, A. (2004) Report on age 6 assessment. Project Report. Institute of Education, London, UK.

Sammons, P. and Sylva, K. and Melhuish, Ted and Siraj-Blatchford, I. and Taggart, B, and Elliott, K. and Marsh, A. (2004) The continuing effects of pre-school education at age 7 years. Technical Report. Institute of Education, London, UK.

Schlaghecken, F. and Eimer, Martin (2004) Masked prime stimuli can bias "free" choices between response alternatives. Psychonomic Bulletin & Review 11 (3), pp. 463-468. ISSN 1069-9384.

Senju, Atsushi and Tojo, Y. and Dairoku, H. and Hasegawa, T. (2004) Reflexive orienting in response to eye gaze and an arrow in children with and without autism. Journal of Child Psychology and Psychiatry 45 (3), pp. 445-458. ISSN 0021-9630.

Shaw, R.L. and Booth, A. and Sutton, A.J. and Miller, T. and Smith, Jonathan A. and Young, B. and Jones, D.R. and Dixon-Woods, M. (2004) Finding qualitative research: an evaluation of search strategies. BMC Medical Research Methodology 4 (5), ISSN 1471-2288.

Siraj-Blatchford, I. and Sylva, K. and Taggart, B. and Melhuish, Ted and Sammons, P. and Elliot, K. (2004) The effective provision of pre-school education project: findings from the pre-school period. Revista Portuguesa de Pedagogia 38 , pp. 203-219. ISSN 0870-418X.

Siraj-Blatchford, I. and Taggart, B. and Sylva, K. and Melhuish, Ted and Sammons, P. (2004) Effective pre-school and primary education. Primary Practice 37 , pp. 28-31.

Sirois, S. and Mareschal, Denis (2004) An interacting systems model of infant habituation. Journal of Cognitive Neuroscience 16 (8), pp. 1352-1362. ISSN 0898-929X.

Smith, Jonathan A. (2004) Reflecting on the development of interpretative phenomenological analysis and its contribution to qualitative research in psychology. Qualitative Research in Psychology 1 (1), pp. 39-54. ISSN 1478-0887.

Smith, M.L. and Gosselin, F. and Schyns, P.G. (2004) Receptive fields for flexible face categorizations. Psychological Science 15 (11), pp. 753-761. ISSN 0956-7976.

Smith, Tim J. (2004) Perception of temporal continuity in discontinuous moving images. In: 26th Annual Meeting of the Cognitive Science Society, 5-7 Aug 2004, Chicago, U.S..

Soto-Faraco, S. and Ronald, Angelica and Spence, C. (2004) Tactile selective attention and body posture: assessing the multisensory contributions of vision and proprioception. Perception and Psychophysics 66 (7), pp. 1077-1094. ISSN 1943-3921.

Spinath, F.M. and Harlaar, N. and Ronald, Angelica and Plomin, R. (2004) Substantial genetic influence on mild mental impairment in early childhood. American Journal of Mental Retardation 109 (1), pp. 34-43. ISSN 0895-8017.

Sutcliffe, A.G. and Edwards, P.R. and Beeson, C. and Barnes, Jacqueline (2004) Comparing parents' perceptions of IVF conceived children's behavior with naturally conceived children. Infant Mental Health Journal 25 (2), pp. 163-170. ISSN 0163-9641.

Sylva, K. and Melhuish, Ted and Sammons, P. and Siraj-Blatchford, I. and Taggart, B. (2004) Effective pre-school provision. Project Report. Institute of Education, London, UK.

Sylva, K. and Melhuish, Ted and Sammons, P. and Siraj-Blatchford, I. and Taggart, B. (2004) Findings from pre-school to the end of Key Stage 1. Project Report. DfES, London, UK.

Sylva, K. and Melhuish, Ted and Sammons, P. and Siraj-Blatchford, I. and Taggart, B. (2004) The effective provision of pre-school education (EPPE) project: final report. a longitudinal study. Project Report. DfES, London, UK.

Sylva, K. and Melhuish, Ted and Sammons, P. and Siraj-Blatchford, I. and Taggart, B. (2004) The effective provision of pre-school education (EPPE) project: findings from the early primary years. Project Report. DfEs Publications, London, UK.

Sylva, K. and Melhuish, Ted and Sammons, P. and Siraj-Blatchford, I. and Taggart, B. and Elliot, K. (2004) Zu den auswirkungen vorschulischer einrichtungen in England. In: Faust, G. and Goetz, M. and Hacker, H. and Rossbach, H.G. (eds.) Anschlussfaehige Bildungsprozesse im Elementar- und Primarbereich. Germany: Klinkhardt, pp. 154-167. ISBN 9783781512658.

T

Tasker, Fiona (2004) Lesbian parenting: experiencing pride and prejudice. Psychology of Women Section Review 6 (1), pp. 22-28. ISSN 1466-3724.

The NESS Research Team and Anning, A. and Ball, M. and Barnes, Jacqueline and Belsky, J. and Botting, B. and Frost, M. and Kurtz, Z. and Leyland, A. and Meadows, P. and Melhuish, E. and Tunstill, J. (2004) The national evaluation of Sure Start local programmes in England. Child and Adolescent Mental Health 9 (1), pp. 2-8. ISSN 1475-357X.

Thomas, Michael (2004) From scientific research to intervention in Williams Syndrome. Williams Syndrome Foundation UK Magazine ,

Thomas, Michael (2004) How do simple connectionist networks achieve a shift from 'featural' to 'correlational' processing in categorization? Infancy 5 (2), pp. 199-207. ISSN 1525-0008. (Unpublished)

Thomas, Michael (2004) The state of connectionism in 2004. Parallaxis Journal 8 , pp. 43-61.

Thomas, Michael S.C. (2004) How do simple connectionist networks achieve a shift from “featural” to “correlational” processing in categorization? Infancy 5 (2), pp. 199-207. ISSN 1525-0008.

Thomas, Michael S.C. and Karmiloff-Smith, Annette (2004) Modelling typical and atypical cognitive development: computational constraints on mechanisms of change. In: Goswami, U. (ed.) Blackwell Handbook of Child Cognitive Development. Blackwell Handbooks of Developmental Psychology. Oxford, UK: Wiley-Blackwell, pp. 575-599. ISBN 9780631218418.

Thomas, Michael S.C. and Redington, M. (2004) Modelling atypical syntax processing. In: 20th International Conference on Computational Linguistics, 23-28 Aug 2004, Geneva, Switzerland.

U

Usher, Marius (2004) Comment on Ryder's SINBAD Neurosemantics: Is Teleofunction Isomorphism the Way to Understand Representations? Mind and Language 19 (2), pp. 241-248. ISSN 1468-0017.

W

Westermann, G. and Mareschal, Denis (2004) From parts to wholes: mechanisms of development in infant visual object processing. Infancy 5 (2), pp. 131-151. ISSN 1525-0008.

Wood, R.T.A. and Griffiths, M.D. and Eatough, Virginia (2004) Online data collection from videogame players: methodological issues. CyberPsychology and Behaviour 7 (5), pp. 511-518.