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- Okan, O., Bollweg, T.M., Bröder, J. (2020). Health literacy in childhood and adolescence: An integrative review. In: Saboga Nunes, L., Sahrai, D., Bittlingmayer, U.H., Okan, O. New Approaches, New Insights on Health Literacy Research. Wiesbaden: Springer VS 2020.
- Pinheiro, P., George, S., Okan, O., Sijthoff, E., Bittlingmayer, U.H., Kahlert, R., Merchant, A., Bruland, D., Bröder, J., Bauer, U. (2020). Towards new perspectives on health literacy for children: From ‘health information’ to recognizing young citizens’ capacities for meaning-making. In: Saboga Nunes, L., Sahrai, D., Bittlingmayer, U.H., Okan, O. New Approaches, New Insights on Health Literacy Research. Wiesbaden: Springer VS 2020.
- Santha, A., Bittlingmayer, U.H., Bollweg, T.M., Gerdes, J., Okan, O., Ökcu, G., Pinheiro, P., Osipov, I., Sahrai, D. (2020). Health literacy and its determinants in 11 and 12-year-old school children in Germany. In: Saboga Nunes, L., Sahrai, D., Bittlingmayer, U.H., Okan, O. New Approaches, New Insights on Health Literacy Research. Wiesbaden: Springer VS 2020.
- Pinheiro, P., Bollweg, T.M., Bröder, J. (2020). Health Literacy im Kindes- und Jugendalter – ein Streifzug. In: Bollweg TM, Bröder J, Pinheiro P (Hrsg.) Health Literacy im Kindes- und Jugendalter. Springer Fachmedien Wiesbaden, Wiesbaden, pp 1–7
- Okan, O. (2019). From Saranac Lake to Shanghai: A brief history of health literacy. In: Okan, O., Bauer, U., Levin-Zamir, D., Pinheiro, P., & Sørensen, K. (Eds.). International Handbook of Health Literacy. Research, Practice and Policy across the Lifespan. Bristol: Policy Press, S. 21–38.
- Okan, O., Pinheiro, P., Bauer, U. (2019). Gesundheitliche Ungleichheiten und die Rolle der Gesundheitskompetenz: Der Blick auf das Kindes- und Jugendalter. In Prundt J, et al: Handbuch Diversität und soziale Ungleichheiten. Apollon Verlag.
- Bollweg, T.M., Okan, O. (2019). Measuring children’s health literacy: Current approaches and challenges. In: Okan, O., Bauer, U., Levin-Zamir, D., Pinheiro, P., & Sørensen K. (Eds.). International Handbook of Health Literacy. Research, Practice and Policy across the Lifespan. Bristol: Policy Press, S. 83–98.
- Saboga-Nunes, L., Bittlingmayer, U.H., Okan, O. (2019). Health Literacy and Salutogenesis: the health promotion simplex! In: Okan, O., Bauer, U., Levin-Zamir, D., Pinheiro, P., & Sørensen K. (Eds.). International Handbook of Health Literacy. Research, Practice and Policy across the Lifespan. Bristol: Policy Press, S. 649–664.
- Pitt, R., Davis, T., Manganello, J., Massey, P., Okan, O., McFarlane, E., Buchthal, V., Davis, J., Arnold, C., Sentell, T. (2019). Health Literacy in a Social Context: A Meta-Narrative Review of Six Emerging Research Traditions. In: Okan, O., Bauer, U., Levin-Zamir, D., Pinheiro, P., & Sørensen K. (Eds.). International Handbook of Health Literacy. Research, Practice and Policy across the Lifespan. Bristol: Policy Press, S. 665–688.
- Rowlands, G., Protheroe, J., Saboga-Nunes, L., Van den Broucke, S., Levin-Zamir, D., Okan, O. (2019). Health Literacy and Chronic Conditions, Prevention and Management through the Life Course. In: Okan, O., Bauer, U., Levin-Zamir, D., Pinheiro, P., & Sørensen K. (Eds.). International Handbook of Health Literacy. Research, Practice and Policy across the Lifespan. Bristol: Policy Press, S. 183–198.
- Kirchhoff, S., Bruland D. (2019). „Es wird immer schwieriger, den Kindern das Wissen zu vermitteln …“. Eine qualitative Untersuchung zur Perspektive der Lehrkräfte auf familiäre Probleme von Schüler*innen. In S. Drucks/D. Bruland (Hrsg.): Kritische Lebensereignisse und die Herausforderungen für die Schule. Weinheim Basel: Beltz Juventa, S. 75-90
- Okan, O., Bollweg, T. M. (2018). Development process of a health literacy measurement instrument for fourth grade schoolchildren: a mixed-method study. In Guenter Krampen & Anne-Kathrin Mayer (Eds.). Health Literacy across the Life Span. Pabst Science Publishers.
- Okan, O., Bröder, J., Pinheiro, P., Bauer U. (2018). Der Health Literacy Ansatz für Prävention und Gesundheitsförderung im Kindes- und Jugendalter. In: Lange, A., Reiter, H., Schutter, S., Steiner, C. (Hrsg.): Handbuch Kindheits- und Jugendsoziologie. Berlin: Springer, doi: 10.1007/978-3-658-05676-6_48-1, S. 1-21.
- Bollweg, T.M. & Okan, O. (2018). 'Measuring children’s health literacy: Current approaches and challenges.' in International Handbook of Health Literacy, Hrsg. O Okan, U Bauer, P Pinheiro, D Levin-Zamir & K Sørensen, The Policy Press, University of Bristol, pp 83-97
- Okan, O., Rauschmayr, S., Kirchhoff, S. (2024). Organisationale Gesundheitskompetenz. In: Bundeszentrale für gesundheitliche Aufklärung (BZgA) (Hrsg.). Leitbegriffe der Gesundheitsförderung und Prävention. Glossar zu Konzepten, Strategien und Methoden. https://doi.org/10.17623/BZGA:Q4-i163-1.0.
- Barmer (2023). Digitale Gesundheitskompetenz und Schule. Studienbericht 2023. Autoren: Orkan Okan, Kevin Dadaczynski in Kooperation mit den Studienteams der TU München (Denise Renninger, Lisa Stauch), HS Fulda (Pia Rangnow, Lisa Fischer, Anja Hartmann) und We Are Family Stuttgar. Barmer, Berlin. https://www.durch-blickt.de/fileadmin/user_upload/Startseite/BARMER-DURCHBLICKT-Digitale-Gesundheitskompetenz-und-Schule.pdf.
- Barmer (2023). Digital Health Literacy in Schools. Study report 2023. Authors: Orkan Okan, Kevin Dadaczynski in Cooperation with the study team of TU Munich (Denise Renninger, Lisa Stauch), HS Fulda (Pia Rangnow, Lisa Fischer, Anja Hartmann) and We Are Family Stuttgart. English version. Barmer, Berlin. https://www.hs.mh.tum.de/fileadmin/w00bbr/healthliteracy/_my_direct_uploads/02_Digital_Health__Literacy_in_Schools.pdf.
- International Union for Health Promotion and Education (2023). IUHPE Position statement on health literacy: a practical vision for a health literate world. 2nd edition. IUHPE Global Working Group on Health Literacy. Paris: IUHPE. Authors in alphabetical order: Diane Levin-Zamir, Evelyn McElhinney, Luis Nunes-Saboga, Orkan Okan, Gill Rowlands, Tetine Sentell, Kristine Sørensen, Susie Sykes, Stefania Velardo.
- Okan, O., Kirchhoff, S. (2022). Fragebogen Organisationale Gesundheitskompetenz der Schule. GeKoOrg-Schule. Gefördert durch das Bundesministerium für Gesundheit. Technische Universität München. https://doi.org/10.14459/2022md1655484.
- Okan, O., Kirchhoff, S., Krudewig, C. (2022). Questionnaire „Organizational health literacy of schools (OHLS-Q)“. Questionnaire Long Form English. HeLit-Schools. Funded by the Federal Ministry of Health. Technical University of Munich. https://doi.org/10.14459/2022md1688119.
- Okan, O., Kirchhoff, S., Krudewig, C. (2022). Gesundheitskompetente Schule. Leitfaden für Schulen. Gefördert durch das Bundesministerium für Gesundheit. Technische Universität München. https://doi.org/10.14459/2022md1688087.
- Kirchhoff, S., Krudewig, C., Okan, O. (2022). Unterrichtsmaterialien und Schulprogramme zur Stärkung der Gesundheitskompetenz. Materialsammlung für Schulen. Gefördert durch das Bundesministerium für Gesundheit. Technische Universität München. https://doi.org/10.14459/2022md1688088.
- Kirchhoff, S., Krudewig, C., Okan, O. (2022). Fragebogen organisationale Gesundheitskompetenz der Schule (OGKS-FB-KS). Basierend auf: Fragebogen Organisationale Gesundheitskompetenz der Schule. GeKoOrg-Schule. Gefördert durch das Bundesministerium für Gesundheit. Technische Universität München. https://doi.org/10.14459/2022md1688117.
- Kirchhoff, S., Krudewig, C., Okan, O. (2022). Organizational health literacy of schools questionnaire – short form (OHLS-Q-SF). HeLit-Schools. Funded by the Federal Ministry of Health. Technical University of Munich. https://doi.org/10.14459/2022md1688124.
- Okan, O., Sørensen, K., Levin-Zamir, D., Dadaczynski, K., Paakkari, L., Schaeffer, D., Messer, M. (2022). Media and Infodemic – Managing the COVID-19 Infodemic with Health Literacy Strategies. Policy Brief. World Health Organization, Geneva, Switzerland. (in preparation)
- Okan, O., Dadaczynski, K., Messer, M. (2022). Gesundheitskompetenz von Schulleitungen während der Corona-Pandemie. Ergebnisse einer Online-Befragung in vier Bundesländer [Health literacy of school principals in four federal states during the Covid-19 pandemic]. Technische Universität München, Public Health Zentrum Fulda (PHZF) an der Hochschule Fulda, Universität Trier. (in preparation).
- International Union for Health Promotion and Education (2023). IUHPE Position statement on health literacy: a practical vision for a health literate world. 2nd edition. IUHPE Global Working Group on Health Literacy. Paris: IUHPE. Authors in alphabetical order: Diane Levin-Zamir, Evelyn McElhinney, Luis Nunes-Saboga, Orkan Okan, Gill Rowlands, Tetine Sentell, Kristine Sørensen, Susie Sykes, Stefania Velardo.
- EUPHA Section on Health Literacy (2023). The position statement of the working group. EUPHA. (in preparation)
- Okan, O., Paakkari, L., Aagaard-Hansen, J., Weber, M., Barnekow, V. (2021). Health literacy in the context of health, well-being and learning outcomes- the case of children and adolescents in schools: concept paper. Copenhagen: WHO Regional Office for Europe; 2020.
- Okan, O., Bollweg, T. M., Bauer, U., Hurrelmann, K., Janner, C., Schaeffer, D. (2021). Trendstudie zur coronaspezifischen Gesundheitskompetenz: Ergebnisse der zweiten Erhebung der HLS-COVID-19 Studie. Bielefeld: Interdisziplinäres Zentrum für Gesundheitskompetenzforschung (IZGK), Universität Bielefeld. DOI: doi.org/10.4119/unibi/2950307.
- Okan, O., Bollweg, T. M., Bauer, U., Hurrelmann, K., Janner, C., Schaeffer, D. (2021). Corona-specific Health Literacy in Germany: Second survey of the HLS-COVID-19 trend study. English Summary Report. Bielefeld: Interdisciplinary Centre for Health Literacy Research. Bielefeld University. DOI: doi.org/10.4119/unibi/2951266.
- Okan, O., Dadaczynski, K., Koller, U., Braun, V. & Hurrelmann, K. (2021). Gesundheitskompetenz und Schule. Entwicklung von 100 Leuchtturmschulen bis zum Jahr 2025. Ein Visionspapier. Online verfügbar unter: nbn-resolving.org/urn:nbn:de:hebis:66-opus4-8924.
- Dadaczynski, K., Okan, O., Messer, M. (2021). COVID-19 Health Literacy School Principal’s Survey (COVID-HL: School Principal): Questionnaire and Scale Documentation. Public Health Centre Fulda (PHZF) at Fulda University of Applied Sciences & Interdisciplinary Centre for Health Literacy Re-search (IZGK) at Bielefeld University. Doi: doi.org/10.4119/unibi/2952552.
- Dadaczynski, K., Okan, O., Messer, M. (2021). COVID-19 Health Literacy Schulleitungsstudie (COVID-HL: Schulleitung): Fragebogen und Skalendokumentation. Public Health Zentrum Fulda (PHZF) an der Hochschule Fulda & Interdisziplinäres Zentrum für Gesundheitskompetenzforschung (IZGK) an der Universität Bielefeld. Doi: doi.org/10.4119/unibi/2952553.
- Dadaczynski, K., Okan, O., Messer, M. (2021). Belastungen und Beanspruchungen von Schulleitungen während der Corona-Pandemie. Ergebnisse einer Online-Befragung in vier Bundesländer. Public Health Zentrum Fulda (PHZF) an der Hochschule Fulda, Universität Trier & Interdisziplinäres Zentrum für Gesundheitskompetenzforschung (IZGK) an der Universität Bielefeld. Doi: doi.org/10.4119/unibi/2957528.
- Dadaczynski, K., Okan, O., Messer, M. (2021). Gesundheitskompetenz von Schulleitungen während der Corona-Pandemie. Ergebnisse einer Online-Befragung in vier Bundesländer. Public Health Zentrum Fulda (PHZF) an der Hochschule Fulda, Universität Trier & Interdisziplinäres Zentrum für Gesundheitskompetenzforschung (IZGK) an der Universität Bielefeld. In Vorbereitung.
- Okan, O., Paakkari, L., Aagaard-Hansen, J., Barnekow, V., Sørensen, K., Weber, M. (2021). Health literacy in the context of health, well-being and learning outcomes – the case of children and adolescents in schools. Concept Paper. World Health Organization Regional Office for Europe, Copenhagen, Denmark. To be released this year.
- Okan, O., Sørensen, K., Levin-Zamir, D., Dadaczynski, K., Paakkari, L., Schaeffer, D., Messer, M. (2021). Media and Infodemic – Managing the COVID-19 Infodemic with Health Literacy Strategies. Policy Brief. World Health Organization, Geneva, Switzerland. To be released in 2021.
- International Union for Health Promotion and Education. (2021). Critical Actions for Mental Health. Position statement of the International Union for Health Promotion and Education, March 2021. IUHPE: Montreal, Canada.
- Okan, O., Paakkari, L., Dadaczynski, K. (2020). Health literacy in schools: State of the art. Schools for Health in Europe Network Foundation. Funded by the European Commission. Haderslev, Denmark.
- Okan, O., Paakkari, L., Dadaczynski, K. (2020). Gesundheitskompetenz und Schule. Aktueller Stand. Deutsche Überseztung des Fact Sheets: Health literacy in schools: State of the art. Schools for Health in Europe Network Foundation. Funded by the European Commission. Haderslev, Denmark.
- Sørensen, K., Okan, O. (2020). Concept note on health literacy of children and adolescents in school settings. Commissioned by the FRESH Working Group on Health Literacy, Life Skills & Social Inclusion in collaboration with the International Research Network and sponsored by the World Education Research Association. doi.org/10.4119/unibi/2942282.
- Okan, O., de Sombre, S., Hurrelmann, K., Berens, E.-M., Bauer, U., Schaeffer, D (2020). Gesundheitskompetenz der Bevölkerung im Umgang mit der Coronavirus-Pandemie. Abschlussbericht. Online.: www.uni-bielefeld.de/erziehungswissenschaft/izgk/downloads/Ergebnisbericht_GK_Corona_IZGK_2020.pdf.
- Saboga-Nunes, L., Levin-Zamir, D., Bittlingmayer, U.H., Contu, P., Pinheiro, P., Ivassenko, V., Okan, O., Comeau, L., Barry, M., Van den Broucke, S., Jourdan, D. (2020). A Health Promotion Focus on COVID-19: Keep the Trojan horse out of our health systems. Promote health for ALL in times of crisis and beyond! EUPHA-HP, IUHPE, UNESCO Chair Global Health & Education.
- Dadaczynski, K., Okan, O., Messer, M. & Rathmann, K. (2020). Digitale Gesundheitskompetenz von Studierenden in Deutschland. Ergebnisse einer bundesweiten Online-Befragung. Verfügbar unter: fuldok.hs-fulda.de/opus4/843.
- Dadaczynski, K., Okan, O. & Rathmann, K. (2020). COVID-19 Health Literacy Survey: University Students (COVID-HL Survey). Questionnaire and Scale Documentation. Public Health Centre Fulda (PHZF) at the Fulda University of Applied Sciences & Interdisciplinary Centre for Health Literacy Research at Bielefeld University. doi: 10.4119/unibi/2942920
- Dadaczynski, K., Okan, O. (2020). Gesundheitskompetenz – ein Megathema auch für Schulen? In: Impulse: Gesundheit als (Mega-)Trend?! Licht- und Schattenseiten für die Gesundheitsförderung. 4. Quartal Dez 2020, S. 10-11.
- Bauer U, Adam Y, Fretian A, Gille S, Kirchhoff S, Okan O, Schulenkorf T. Strategiepapier #7 zu den Empfehlungen des Nationalen Aktionsplans. Mentale Gesundheitskompetenz. Die Gesundheitskompetenz von Kindern und Jugendlichen in Familien mit einem psychisch- oder suchtkranken Elternteil stärken. Berlin: Nationaler Aktionsplan Gesundheitskompetenz; 2020. https://doi.org/10.4119/unibi/2951441
- Wahl, P., Freţian, A. M., Bauer, U. (2019). Psychische Erkrankungen im Alltag: Tabuisierung und Stigmatisierung. Jugendhilfe-Report 02/2019. Landesverband Rheinland (LVR), Köln. Verfügbar unter: https://www.lvr.de/me-dia/wwwlvrde/jugend/service/publikationen/dokumente_97/19.02_JHR_KOMPLETT_20190312_X_WEB.pdf (Zugriff am 25.02.2022)
- Fretian, A., Graf, P., Bollweg, T. M., & Bauer, U. (2019). Mental Health Literacy bei Kindern und Ju-gendlichen–Potenziale für die Förderung psychischer Gesundheit. In Greiner, W./Batram, M./Witte, J. (Hrsg.), DAK Kinder- und Jugendreport 2019. Gesundheitsversorgung von Kindern und Jugendlichen in Deutschland Schwerpunkt: Ängste und Depressionen bei Schulkindern (Vol. 31). (S. 192-208). Heidelberg: medhochzwei Verlag GmbH.
- International Union for Health Promotion and Education. (2018). IUHPE Position statement on health literacy: a practical vision for a health literate world. IUHPE: Paris. Zugriff am 14.07.2019. www.iuhpe.org/images/IUHPE/Advocacy/IUHPE¬Health_Literacy_2018.pdf und Global Health Promotion. 25(4), 79–88, DOI: 10.1177/1757975918814421.