[citation needed] He co-authored the book "Reengineering the Corporation: A Manifesto for Business Revolution" in 1993 with Michael Martin Hammer, which was considered one of the 25 most influential business management books by Time (magazine).
[2] Champy consults with senior-level executives of multinational companies seeking to improve business performance.
Champy was chairman and chief executive officer of CSC Index, the management consulting arm of Computer Sciences Corporation.
[3] He had been one of the original founders of Index, a $200 million consulting practice that was acquired by CSC in 1988.
Champy was a senior research fellow at Harvard's Advanced Leadership Initiative from 2011-2015.