Dianne Harrison, president of California State University – Northridge, announced she will retire in June. The CSU system “will soon launch a national search for Harrison’s successor,” including an open forum on campus for input. In a statement, Stuart Waldman, president of the Valley Industry & Commerce Association, said Harrison’s leadership will be missed, not only at CSUN but throughout the rest of the San Fernando Valley business and nonprofit community. … Go Matadors!” … LegalZoom has expanded its team with Rich Preece as chief product officer and Anna Meyer as chief people officer. The hires come at a time of renewed emphasis on developing new products at the Glendale online legal services company. … David Meline, who has served as chief financial officer at Amgen Inc. in Thousand Oaks since 2014, will retire at the end of the year. Peter Griffith has joined Amgen as executive vice president of finance and will assume the chief financial officer title on Jan. 1. … Marketing agency Midnight Oil in Burbank has hired former PepsiCo executive Glenn Weeks as president, where he will lead about 250 workers developing campaigns for entertainment, gaming and streaming clients. Weeks previously held positions at Novartis, E&J Gallo Winery and Dorel Sports. He replaces Denise Wong, who led Midnight Oil for two years. … MannKind Corp. in Westlake Village has added Anthony Hooper to its board of directors. He previously served as a vice president global commercial operations at Amgen. … Princess Cruises in Santa Clarita has recruited Jim Henson Co. to present the 30-minute puppet show “Inspired Silliness” on two of its ships. The show features a puppet resembling the late Henson. “You can’t help but smile, laugh out loud and sing along to this original Henson production,” said Denise Saviss, Princess Cruises vice president of entertainment experience. Valley Insider is compiled by Editor Joel Russell. Send submissions to email@example.com.