Hirshhorn director plans to resign after board splits on 'Bubble' project

Richard Koshalek, the high-profile director of the Hirshhorn Museum and Sculpture Garden, announced his decision to resign by the end of the year Thursday following the Hirshhorn board's split vote on the fate of the Seasonal Inflatable Structure project, informally known as the "Bubble," which was first announced to fanfare in 2009. It has since faced setbacks and delays and has been marked by high-level debate about its feasibility and what it would mean for the Hirshhorn, the Smithsonian, the...