And he struggled with depression. Cobain became dependent on the powerful drug heroin.

VOA: special.2009.11.06

"So today,my administration is proposing a sweeping overhaul of the financial regulatory system, a transformation on a scale not seen since the reforms that followed the Great Depression."

VOA: special.2009.06.19

He is an expert on the causes of the Great Depression.

VOA: special.2009.08.28

Doctors have been sharply divided on how to treat patients with less serious symptoms of depression.

VOA: standard.2010.01.08