The Entrepreneur Roller Coaster by Darren Hardy
Buy Back Your Time by Dan Martell
The Go - Giver by Bob Burg and John David Mann
4 Disciplines  Execution by Chris McChesney
When Breath Becomes Air by Paul Kalanithi
The Illusion of Choice by Richard Shotton
The Fire Lighters 365 by Lew Caralla
The NeuFit Method by Garrett Salpeter
Heart Rate Variability