Today on the MBK Center Twitter feed I found a link to another strong article by Amy Knight published in the New York Review of Books, which reviews the latest works by Mikhail Kasyanov and Stephen F. Cohen and opens a discussion on the core disagreement plaguing the Russian opposition:  is the best strategy to support President Dmitry Medvedev’s statements on reform, or reject everything from the President or Prime Minister Vladimir Putin as one and the same?