Lisa Sharon Harper, an artist, playwright and director of mobilizing at Sojourners, will be the main presenter at Fresno City Summit 2015 on March 20-21 at Cornerstone Church, 1545 Fulton St.

The event, in its eighth year, seeks to engage the next generation of urban ministry leaders in Christian community development. This year’s theme — “Uncommon Faith for the Common Good” — is based on Genesis 1:26-31.