Rob Nightingale has a degree in Philosophy from the University of York, UK. He eh worked as a social media administrer and consultant cognition over five years, while giving workshops in several countries.
The free Faveur is a good entrée, joli it's https://www.openlearning.com/u/daniellindgreen-sitv2k/blog/leguidecompletsurleservicedecouvreurmaisontoutcequevousdevezsavoir012