Broadcasting Happiness: The Science of Igniting and Sustaining Positive Change by Michelle Gielan

Stumbling on Happiness by Daniel Gilbert

Flourish: A Visionary New Understanding of Happiness and Well-being by Martin Seligman

The Happiness Track: How to Apply the Science of Happiness to Accelerate Your Success

The Happiness Equation: Want Nothing + Do Anything = Have Everything by Neil Pasricha

Happiness by Design by Paul Dolan

Delivering Happiness by Tony Hsieh