A. Fletcher

发表

Cannabis use and 'safe' identities in an inner-city school risk environment.

A. Fletcher, C. Bonell, A. Sorhaindo, 2009, The International journal on drug policy.

Young women's lived experience of participating in a positive youth development programme The "Teens & Toddlers" pregnancy prevention intervention

A. Fletcher, C. Bonell, A. Sorhaindo, 2016 .

Development of a framework for the co-production and prototyping of public health interventions

A. Fletcher, J. Hawkins, S. Murphy, 2017, BMC Public Health.

The effects of Positive Youth Development interventions on substance use, violence and inequalities: systematic review of theories of change, processes and outcomes

James Thomas, A. Fletcher, C. Bonell, 2016, Public Health Research.

Realist complex intervention science: Applying realist principles across all phases of the Medical Research Council framework for developing and evaluating complex interventions

Graham Moore, Adam Fletcher, Simon Murphy, 2016, Evaluation.

Author contact for missing data

Claire Stansfield, Rona Campbell, Adam Fletcher, 2016 .

Interventions integrating health and academic interventions to prevent substance use and violence: a systematic review and synthesis of process evaluations

James Thomas, A. Fletcher, C. Bonell, 2018, Systematic Reviews.

Virtual reality training in cardiopulmonary resuscitation in schools

A. Fletcher, N. Rees, N. Vaughan, 2021, Journal of Paramedic Practice.

Synthesis of process evaluations

Claire Stansfield, Rona Campbell, Kate Hinds, 2016 .

Data extraction tool for theory studies

Claire Stansfield, Chris Bonell, Kelly Dickson, 2016 .

Data extraction tool for extracting process information

Claire Stansfield, Chris Bonell, Kelly Dickson, 2016 .

Does integrated academic and health education prevent substance use? Systematic review and meta‐analyses

James Thomas, A. Fletcher, C. Bonell, 2018, Child: care, health and development.

Systematic review examining differences in HIV, sexually transmitted infections and health-related harms between migrant and non-migrant female sex workers

Adam Fletcher, Chris Bonell, Annik Sorhaindo, 2012, Sexually Transmitted Infections.

Effects of the Learning Together intervention on bullying and aggression in English secondary schools (INCLUSIVE): a cluster randomised controlled trial

M. Wiggins, R. Viner, D. Elbourne, 2018, The Lancet.

Involving Young People in Changing Their School Environment to Make It Safer: Findings from a Process Evaluation in English Secondary Schools.

M. Wiggins, R. Viner, A. Fletcher, 2015 .

Variations in schools’ commitment to health and implementation of health improvement activities: a cross-sectional study of secondary schools in Wales

A. Fletcher, G. Moore, H. Littlecott, 2016, BMC Public Health.

A pilot whole-school intervention to improve school ethos and reduce substance use

M. Wiggins, A. Oakley, G. Patton, 2010 .

What is positive youth development and how might it reduce substance use and violence? A systematic review and synthesis of theoretical literature

James Thomas, A. Fletcher, C. Bonell, 2015, BMC Public Health.

Methods don't make assumptions, researchers do: a response to Marchal et al.

T. Lorenc, A. Fletcher, C. Bonell, 2013, Social science & medicine.

Young people, pregnancy and social exclusion: A systematic synthesis of research evidence to identify effective, appropriate and promising approaches for prevention and support

A. Harden, A. Oakley, A. Fletcher, 2006 .

Working towards “health in all policies” at a national level

A. Fletcher, 2013, BMJ : British Medical Journal.

Creating a restorative culture in schools

R. Viner, A. Fletcher, Natasha Fitzgerald-Yau, 2013 .

Cross-sectional study examining the prevalence, correlates and sequencing of electronic cigarette and tobacco use among 11–16-year olds in schools in Wales

A. Fletcher, G. Moore, S. Murphy, 2017, BMJ Open.

Electronic-cigarette use among young people in Wales: evidence from two cross-sectional surveys

A. Fletcher, G. Moore, H. Littlecott, 2015, BMJ Open.

Characteristics and quality assessment of process evaluations studies

Claire Stansfield, Rona Campbell, Kate Hinds, 2016 .

Process studies: coding templates

Claire Stansfield, Chris Bonell, Kelly Dickson, 2016 .

Theory studies: coding templates

Claire Stansfield, James P. Thomas, Chris Bonell, 2016 .

Data extraction tool for outcome evaluations

Claire Stansfield, Chris Bonell, Kelly Dickson, 2016 .

Systematic review exploring time trends in the association between educational attainment and risk of HIV infection in sub-Saharan Africa

A. Fletcher, C. Bonell, J. Hargreaves, 2008, AIDS.

School effects on young people's drug use: a systematic review of intervention and observational studies.

A. Fletcher, C. Bonell, J. Hargreaves, 2008, The Journal of adolescent health : official publication of the Society for Adolescent Medicine.

Review article School Effects on Young People's Drug Use: A Systematic Review of Intervention and Observational Studies

A. Fletcher, C. Bonell, J. Hargreaves, 2008 .

misuse and teenage pregnancy Improving school ethos may reduce substance

A. Fletcher, C. Bonell, J. Mccambridge, 2007 .

How market-oriented education policies might influence young people's health: development of a logic model from qualitative case studies in English secondary schools

M. Mckee, A. Fletcher, C. Bonell, 2011, Journal of Epidemiology and Community Health.

"We don't have no drugs education": The myth of universal drugs education in English secondary schools?

A. Fletcher, C. Bonell, A. Sorhaindo, 2010, The International journal on drug policy.

R. Viner, R. Grieve, A. Fletcher, 2018, The European Journal of Health Economics.

Systematic review of the effects of schools and school environment interventions on health: evidence mapping and synthesis

Rona Campbell, Adam Fletcher, Simon Murphy, 2013, Public Health Research.

School practices important for students’ sexual health: analysis of the school health research network survey in Wales

A. Fletcher, G. Moore, S. Murphy, 2018, European journal of public health.

Do stronger school smoking policies make a difference? Analysis of the health behaviour in school-aged children survey

C. Roberts, A. Fletcher, G. Moore, 2016, European journal of public health.

"Escaping from prison'': Female students' substance use and the school environment

A. Fletcher, C. Bonell, 2008 .

Young South Africans broadcast media and HIV / AIDS awareness: results of a national survey.

A. Fletcher, C. Bonell, H. Hospers, 2007 .

Teenage pregnancy and social disadvantage: systematic review integrating controlled trials and qualitative studies

Adam Fletcher, Angela Harden, Ginny Brunton, 2009, BMJ : British Medical Journal.

The British government’s Troubled Families Programme

M. Mckee, A. Fletcher, C. Bonell, 2012, BMJ : British Medical Journal.

Interventions addressing the social determinants of teenage pregnancy

A. Harden, A. Oakley, A. Fletcher, 2007 .

Why schools should promote students’ health and wellbeing

Rona Campbell, Adam Fletcher, Neil Humphrey, 2014, BMJ : British Medical Journal.

Preferences for Simultaneous Polydrug Use

A. Fletcher, J. Østergaard, S. V. Østergaard, 2016 .

Dating and relationship violence among 16–19 year olds in England and Wales: a cross-sectional study of victimization

Ruth Lewis, A. Fletcher, C. Bonell, 2017, Journal of public health.

Modifying the secondary school environment to reduce bullying and aggression: the INCLUSIVE cluster RCT

M. Wiggins, R. Viner, D. Elbourne, 2019, Public Health Research.

Pilot trial and process evaluation of a multi-level smoking prevention intervention in further education settings

A. Fletcher, C. Bonell, G. Moore, 2017 .

Theories of how the school environment impacts on student health: systematic review and synthesis.

A. Harden, A. Fletcher, C. Bonell, 2013, Health & place.

You are what your friends eat: systematic review of social network analyses of young people's eating behaviours and bodyweight

Adam Fletcher, Chris Bonell, Annik Sorhaindo, 2011, Journal of Epidemiology & Community Health.

School composition, school culture and socioeconomic inequalities in young people's health: Multi‐level analysis of the Health Behaviour in School‐aged Children (HBSC) survey in Wales

A. Fletcher, G. Moore, R. Evans, 2017, British educational research journal.

Food and Fun School Holiday Enrichment Programme 2016: evaluation report

A. Fletcher, J. Hawkins, L. McConnon, 2017 .

Excluding youth? A global review of harm reduction services for young people

A. Fletcher, Anita Krug, 2012 .

Predictors of physical activity and sedentary behaviours among 11-16 year olds: Multilevel analysis of the 2013 Health Behaviour in School-aged Children (HBSC) study in Wales

C. Roberts, A. Fletcher, G. Moore, 2016, BMC Public Health.

Harm reduction : evidence , impacts and challenges 358 Trends in young people ’ s recreational drug use in Europe

A. Fletcher, A. Calafat, D. Olszewski, 2010 .

Young people, recreational drug use and harm reduction

A. Fletcher, A. Calafat, D. Olszewski, 2010 .

Adapting the ASSIST model of informal peer-led intervention delivery to the Talk to FRANK drug prevention programme in UK secondary schools (ASSIST + FRANK): intervention development, refinement and a pilot cluster randomised controlled trial

A. Fletcher, C. Bonell, J. Hawkins, 2017 .

Interventions integrating health and academic education in schools to prevent substance misuse and violence: a systematic review

James Thomas, A. Fletcher, C. Bonell, 2019, Public Health Research.

School culture and classroom climate

A. Fletcher, 2015 .

The effects on student health of interventions modifying the school environment: systematic review

M. Petticrew, M. Whitehead, A. Harden, 2013, Journal of Epidemiology & Community Health.

Educational Attainment at Age 10–11 Years Predicts Health Risk Behaviors and Injury Risk During Adolescence

Joanne C. Demmler, R. Lyons, A. Fletcher, 2017, The Journal of adolescent health : official publication of the Society for Adolescent Medicine.

One nudge forward, two steps back

A. Haines, P. Wilkinson, M. Mckee, 2011, BMJ : British Medical Journal.

JACK trial protocol: a phase III multicentre cluster randomised controlled trial of a school-based relationship and sexuality education intervention focusing on young male perspectives

M. Clarke, A. Fletcher, C. Bonell, 2018, BMJ Open.

Do family factors protect against sexual risk behaviour and teenage pregnancy among multiply disadvantaged young people? Findings from an English longitudinal study.

M. Wiggins, A. Fletcher, C. Bonell, 2014, Sexual health.

A systematic review and synthesis of theories of change of school-based interventions integrating health and academic education as a novel means of preventing violence and substance use among students

James Thomas, A. Fletcher, C. Bonell, 2018, Systematic Reviews.

Initiating change locally in bullying and aggression through the school environment (INCLUSIVE): a pilot randomised controlled trial.

M. Wiggins, R. Viner, D. Elbourne, 2015, Health technology assessment.

Integration of academic and health education for the prevention of physical aggression and violence in young people: systematic review, narrative synthesis and intervention components analysis

James Thomas, A. Fletcher, C. Bonell, 2018, BMJ Open.

Brief report: Cyberbullying perpetration and its associations with socio-demographics, aggressive behaviour at school, and mental health outcomes.

Elizabeth Allen, Adam Fletcher, Chris Bonell, 2014, Journal of adolescence.

Realist randomised controlled trials: a new approach to evaluating complex public health interventions.

Adam Fletcher, Chris Bonell, Theo Lorenc, 2012, Social science & medicine.

The role of family and school-level factors in bullying and cyberbullying: a cross-sectional study

M. Wiggins, R. Viner, N. Shackleton, 2017, BMC Pediatrics.

Positive youth development programmes to reduce substance use in young people: Systematic review.

James Thomas, A. Fletcher, C. Bonell, 2016, The International journal on drug policy.

The effects of the school environment on student health: a systematic review of multi-level studies.

M. Petticrew, M. Whitehead, A. Harden, 2013, Health & place.

Testing the “Zero‐Sum Game” Hypothesis: An Examination of School Health Policies and Practices and Inequalities in Educational Outcomes

A. Fletcher, G. Moore, J. Hawkins, 2020, The Journal of school health.

Health Improvement and Educational Attainment in Secondary Schools: Complementary or Competing Priorities? Exploratory Analyses From the School Health Research Network in Wales

A. Fletcher, G. Moore, J. Hawkins, 2018, Health education & behavior : the official publication of the Society for Public Health Education.

Education policy needs to address school students’ health and wellbeing, not just academic attainment

A. Fletcher, C. Bonell, N. Humphrey, 2014 .

New counter‐school cultures: female students' drug use at a high‐achieving secondary school

A. Fletcher, C. Bonell, T. Rhodes, 2009 .

Young people's experiences of school and drug use : systematic review and case-study research

A. Fletcher, 2008 .

Where next with theory and research on how the school environment influences young people's substance use?

A. Fletcher, C. Bonell, P. Aveyard, 2016, Health & place.

Systematic review and meta-analysis of effects of community-delivered positive youth development interventions on violence outcomes

James Thomas, A. Fletcher, C. Bonell, 2016, Journal of Epidemiology & Community Health.

Initiating change locally in bullying and aggression through the school environment (INCLUSIVE): study protocol for a cluster randomised controlled trial

M. Wiggins, R. Viner, R. Grieve, 2014, Trials.

How might schools influence young people's drug use? Development of theory from qualitative case-study research.

A. Fletcher, C. Bonell, A. Sorhaindo, 2009, The Journal of adolescent health : official publication of the Society for Adolescent Medicine.

A new measure of unhealthy school environments and its implications for critical assessments of health promotion in schools

R. Viner, N. Shackleton, A. Fletcher, 2017 .

Pilot multimethod trial of a school-ethos intervention to reduce substance use: building hypotheses about upstream pathways to prevention.

M. Wiggins, A. Oakley, G. Patton, 2010, The Journal of adolescent health : official publication of the Society for Adolescent Medicine.

Social network influences on smoking, drinking and drug use in secondary school: centrifugal and centripetal forces.

A. Fletcher, C. Bonell, 2013, Sociology of health & illness.

Realist trials and the testing of context-mechanism-outcome configurations: a response to Van Belle et al.

R. Viner, A. Fletcher, C. Bonell, 2016, Trials.

Youth drug-use research and the missing pieces in the puzzle: how can researchers support the next generation of harm reduction approaches?

A. Fletcher, C. Cook, 2011 .

Improving young people’s health and wellbeing through a school health research network: reflections on school-researcher engagement at the national level

A. Fletcher, G. Moore, S. Murphy, 2018 .

Detaching youth work to reduce drug and alcohol-related harm

A. Fletcher, C. Bonell, 2008 .

Addressing the wider determinants of problematic drug use: advantages of whole-population over targeted interventions.

A. Fletcher, C. Bonell, 2008, The International journal on drug policy.

Drug testing in schools: a case-study in doing more harm than good

A. Fletcher, 2011 .

The three stages of building and testing mid-level theories in a realist RCT: a theoretical and methodological case-example

R. Viner, N. Shackleton, D. Elbourne, 2015, Trials.

A. Fletcher, C. Bonell, P. McCrystal, 2012, Journal of adolescence.

Improving school ethos may reduce substance misuse and teenage pregnancy

A. Fletcher, C. Bonell, J. Mccambridge, 2007, BMJ : British Medical Journal.

Distribution and determinants of risk of teenage motherhood in three British longitudinal studies: implications for targeted prevention interventions

R. Wiggins, A. Fletcher, C. Bonell, 2012, Journal of Epidemiology & Community Health.

Combined educational and contraceptive interventions reduce unplanned teenage pregnancy, but how useful is this finding for policy and practice?

A. Fletcher, 2010, Evidence Based Medicine.

The school environment and student health: a systematic review and meta-ethnography of qualitative research

A. Harden, James Thomas, A. Fletcher, 2013, BMC Public Health.

How can schools help to reduce the harm associated with teenage substance use? Development of a theoretically driven whole-school approach

A. Fletcher, C. Bonell, P. Aveyard, 2017 .

Role theory of schools and adolescent health.

S. Blakemore, G. Patton, A. Fletcher, 2019, The Lancet. Child & adolescent health.

Comparison of substance use, subjective well-being and interpersonal relationships among young people in foster care and private households: a cross sectional analysis of the School Health Research Network survey in Wales

A. Fletcher, G. Moore, R. Evans, 2017, BMJ Open.

Protocol for a systematic review of the effects of schools and school-environment interventions on health: evidence mapping and syntheses

M. Petticrew, M. Whitehead, A. Harden, 2011, BMC public health.

‘We’ve Got Some Underground Business Selling Junk Food’: Qualitative Evidence of the Unintended Effects of English School Food Policies

A. Fletcher, C. Bonell, F. Jamal, 2014 .

Nudge smudge: UK Government misrepresents “nudge”

A. Haines, P. Wilkinson, M. Mckee, 2011, The Lancet.

Being targeted: Young women's experience of being identified for a teenage pregnancy prevention programme.

A. Fletcher, C. Bonell, A. Sorhaindo, 2016, Journal of adolescence.

In memoriam: the contributions to public health research of Farah Jamal, BA, MSc, PhD

A. Harden, R. Viner, A. Fletcher, 2016, Journal of Epidemiology & Community Health.

Systematic review and meta-analysis of effects of community-delivered positive youth development interventions on violence outcomes

James Thomas, A. Fletcher, C. Bonell, 2016, Journal of Epidemiology & Community Health.

How Do Contextual Factors Influence Implementation and Receipt of Positive Youth Development Programs Addressing Substance Use and Violence? A Qualitative Meta-Synthesis of Process Evaluations

A. Fletcher, C. Bonell, R. Campbell, 2016, American journal of health promotion : AJHP.

A new measure of unhealthy school environments and its implications for critical assessments of health promotion in schools

R. Viner, N. Shackleton, A. Fletcher, 2017 .

Integrating Health Education in Academic Lessons: Is This the Future of Health Education in Schools?

A. Fletcher, R. Campbell, T. Tancred, 2017, The Journal of school health.

Integrating health education in academic lessons

James Thomas, A. Fletcher, C. Bonell, 2017 .