Vertical Playpen
![Cover art of Vertical Playpen Vertical Playpen](https://assets.blubrry.com/coverart/300/729444-1697965332.jpg)
Neurochemicals at Play
In this episode Phil discusses the 4 primary neurochemicals that elicit happiness; Endorphins, Dopamine, Serotonin and Oxytocin, as well as activities that you can use with your participants to help participants experience them. Disclaimer: Phil is...