Between September 11, 2006, and April 30, 2007, he chaired the Winograd Commission to investigate the failures experienced by Israel during the 2006 Israel-Lebanon conflict.

[1] From 1948 to 1950, Winograd served in the Israel Defense Forces, and completed his service as head of the Legal Department of the General Staff, with the rank of Lieutenant.

[2] In 1996, he retired and became active as an arbitrator and Mediator, engaged in municipal law, and chaired numerous public commissions.

The report accused Prime Minister Ehud Olmert of "severe failure" in exercising judgment, responsibility and caution during the outset of the war.

The prime minister, the report said, "bears supreme and comprehensive responsibility for the decisions of 'his' government and the operations of the army."