Listen to Kohlberg's rendition of Robert Schumann's Davidsbundlertanze (Dances of the League of David), which he played for us live in the studio.

NPR: Yaron Kohlberg: Fighting Schumann's Battles

This theory could help explain why eminent artists throughout history, from composer Robert Schumann to poet Sylvia Plath to Wallace -- suffered mood disorders.

CNN: Experts ponder link between creativity, mood disorders

Meanwhile, the mentally frail Robert Schumann is institutionalized and dies.

NPR: Marin Alsop: Orbiting the Symphonies of Brahms