Happify has an incredible wealth of psychology based principals that can be applied to long-term addiction recovery.

Here are some of the site taglines.

“Overcome stress and negative thoughts. Build resilience.”
“Break Old Patterns, Form New Habits”
“Simple & Effective Solutions for Your Emotional Health & Wellbeing”
“Fits into Your Life. And Transforms It.”
“Your Emotional Wellbeing Can Be Measured”

Looks like the site is operated by Derrick Carpenter a “Positive Psychology Coach”.

“Derrick Carpenter coaches everyone from Fortune 500 executives to US Army officers and stay-at-home moms on positive psychology and emotional resilience. He created this Happify track based on thousands of successful coaching experiences. He has also researched learning, talent, and what makes people great in psychology labs at Harvard, Yale, and the University of Pennsylvania. Derrick holds a B.S. in Mathematics from MIT and a Master of Applied Positive Psychology from the University of Pennsylvania.”

Have a look at their Youtube channel here https://www.youtube.com/user/happifyinc/videos