Diana Larsen is the Chief Connector at the Agile Fluency® Project and the author of multiple books about Agile.
Diana's books
Agile Retrospectives: https://www.amazon.com/dp/0977616649/ref=cm_sw_em_r_mt_dp_AeDMFb00XC3EG
Liftoff: https://www.amazon.com/dp/B01IQ2FLY8/ref=cm_sw_em_r_mt_dp_BeDMFbANKDG0Q
Join professor Barhoum's monthly sales training: https://www.conduitconstruct.com/training