Spennandi heimildir;
- Journal of Happiness Studies; Springer.
- http://www.actionforhappiness.org/
- http://www.happify.com/
- Michael Argyle (2001); ThePsychology of Happiness. Routhless
- Martin E.P. Seligman (2002). AuthenticPsychology. The Free Press, NY 10020.
- Richard Matthieu (2003). Happiness. Little Brown
- Christopher Peterson (2006); A primerinPositivePsychology.Oxford, University Press.
- Seligman, Martin (2006) Learn Optimism, How to change your mind and your life. Vintage.
- Biswas – Diener, Robert (2007). Positive Psychology Coaching. John Wiley&sons Inc..
- Ed Diener og Robert Biswas Diener (2008); Happiness; Blackwell Publishing, USA.
- Fredrickson, Barbara (2009). Positivity. Groundbreaking Research to Release Your Inner Optimist and Thrive. One World. Oxford.
- Ben Shahar, Tal (2009). Meiri hamingja. (Karl Ágúst Úlfsson þýddi). Undur og stórmerki.
- Morris, Ian (2009) Teaching Happiness and Well-Being in Schools. Continuum.
- Weiner, Eric (2011). Hamingjulöndin, landafræði lukkunnar (2011) . (Jóhann Axel Andersen þýddi). Ormstunga
- Brdar, Ingrid (2011). The Human Pursuit of Well Being. A Cultural Approach. Springer.
- Diener, Robert Biswas (2011). Positive Psychology as Social Change. Springer.
- Heimasíða félags um jákvæða sálfræði: http://jakvaedsalfraedi.is
- Fésbókarsíða félags um jákvæða sálfræði: http://www.facebook.com/pages/F%C3%A9lag-um-j%C3%A1kv%C3%A6%C3%B0a-s%C3%A1lfr%C3%A6%C3%B0i/189084797806229
- Góð síða Dr. Martin Seligman, þar sem m.a. styrkleikaprófið hans er ef þú skráir þig inn í gagnagrunninn. Ókeypis þátttaka en í staðinn eru svörin þín notuð í rannsóknarskyni: http://authentichappiness.sas.upenn.edu/
- Mikilvæg grein eftir Dr. Martin Seligman og Mihaly Csikszentmihalyi sem hefur þar með, uppgang jákvæðrar sálfræði í USA: Seligman, Martin E. P., & Csikszentmihalyi, Mihaly “Mike.” (2000). Positive psychology: An introduction. American Psychologist, 55, 5-14.
- Mikilvæg grein eftir Dr. Gunnar Hrafn Birgisson sálfræðing um jákvæða sálfræði á vefriti Sálfræðingafélagsins: http://vefritsi.wordpress.com/2010/02/01/jakv%C3%A6%C3%B0-salfr%C3%A6%C3%B0i/