Conversational AI company Krista names Paylocity’s Michael Haske CEO, succeeding John Michelsen, remaining on Krista’s board and continuing as chief product officer ... SAP names Microsoft’s Walter Sun global head-AI ... DXC Technology names IBM’s Howard Boville executive vice president and global lead-applications services and AI ... Chipmaker Alphawave Semi adds GlobalFoundries Chief Financial Officer David Reeder to its board.