Great story from ProPublica:
Geithner, who maintained ties to senior bank executives and others in the financial world, had a particularly close relationship with former Treasury secretary Robert E. Rubin, a mentor then serving as a senior executive at Citigroup. In 2007 and 2008, Geithner held discussions with Citigroup officials dozens of times, more than with any other firm, according to interviews and documents, including Geithner’s daily calendar. Some lawmakers in both parties are asking whether bank regulators in general were too close to the institutions they oversaw. Geithner says meetings with executives from Citigroup and other firms were a routine part of his job. He said checks and balances built into the Federal Reserve system preserve the independence of Fed officials.
Also see this nugget:
Geithner’s summit, held at the New York Fed’s fortress-like headquarters near Wall Street, was a success. By fall 2006, the new system had all but eliminated the logjam, helping derivatives trade more efficiently. One financial industry newsletter honored Geithner as part of a “Dream Team” for his leadership of the effort