Ellen Gilligan, the president and CEO of the Greater Milwaukee Foundation, joins Marquette University president Michael Lovell and BizTimes Media managing editor Arthur Thomas on the latest episode of Leadership Lens. Gilligan discusses what she's learned about taking on big projects, her own leadership style and how she knew it was the right time to announce her upcoming retirement. Lovell and Gilligan also both share insights from leading their own organizations' $700 million-plus fundraising campaigns.