The Principles of Product Development Flow: Second Generation Lean Product Development http://amzn.to/2DK6kVP

Debugging Teams: Better Productivity through Collaboration http://amzn.to/2FQb9xx

Kanban http://amzn.to/2ESmtrz

Slack: Getting Past Burnout, Busywork, and the Myth of Total Efficiency http://amzn.to/1H4qRld