Tathagat Varma founded Thought Leadership in 2014 and wrote "Agile Product Development" in 2015. He is now working on a book about Agile cultures. The document discusses criticisms of traditional budgeting models from business leaders and an approach called "Beyond Budgeting" which advocates empowering teams and focusing on goals and transparency over command and control structures. It provides definitions and 12 principles of the Beyond Budgeting model, and notes the model is compatible with Agile approaches at the team level.