Ukraine wasn’t Hasenstab’s first big gamble. Since he began managing Franklin’s international bond department in 2001, Hasenstab has gained a reputation as a maverick who grabs risky stakes in countries buffeted by economic crisis. During the depths of the financial crisis, for example, Hasenstab’s big bet on Irish government bonds produced profits of approximately $2.5 billion as the economy gradually stabilized, doubling the value of the debt.