The Generations Network’s Ancestry.co.uk is taking on former eBay (NSDQ: EBAY) UK marketing director Olivier Van Calster as its UK MD. Belgian Van Calster worked for Pearson (NYSE: PSO) on FT.com commercial roles for five years before joining eBay, where he was clearly liked (the eBay.ie team, over which he also had responsibility, recorded this video message for his send-off). He holds an MBA from Insead, the European business school. Private equity firm Spectrum Equity Investors bought a majority of The Generations Network for $300 million in 2007. The company had raised $95 million in three