Timothy Geithner — American Public Servant born on August 18, 1961,

Timothy Franz "Tim" Geithner is an American economic policy maker and central banker who served as the 75th United States Secretary of the Treasury, under President Barack Obama, from 2009 to 2013. He was previously the president of the Federal Reserve Bank of New York from 2003 to 2009. He now serves as president of Warburg Pincus, a Wall Street private equity firm... (wikipedia)

Monetary policy itself cannot sensibly be directed at reducing imbalances.
Most consequential choices involve shades of gray, and some fog is often useful in getting things done.
The choice is between which mistake is easier to correct: underdoing it or overdoing it.
In the financial system we have today, with less risk concentrated in banks, the probability of systemic financial crises may be lower than in traditional bank-centered financial systems.
There is a basic lesson on financial crises that governments tend to wait too long, underestimate the risks, want to do too little. And it ultimately gets away from them, and they end up spending more money, causing much more damage to the economy.