U.S. Agency for Global Media names Freedom House President Michael Abramowitz to succeed VOA acting Director John Lippman this summer … Zayo Group, network infrastructure provider, taps former Vodafone executive Colman Deegan as CEO-Zayo Europe .... SheerID, identity verification company, promotes Dave Miller to chief financial officer ... Silicon Labs hires Radhika Chennakeshavula, ex-Western Digital, as chief information officer, effective Wednesday.

Revolve Technologies, telecom procurements company, hires former 8x8 and RingCentral executive Michael Keeler as president ... Cybersecurity company Forescout Technologies adds Clarissa Horowitz, ex-Seraphic Security, as chief marketing officer and Craig Weimer, ex-Veracode, as vice president-sales, Americas ... Rocket Lab, end-to-end space communications company, announces that Sven Strohband, managing director at venture capital firm Khosla Ventures, and Rocket Lab board member since 2013, won’t stand for reelection at June 12 annual meeting.