Mr Polisson most previously served as BGI’s chief marketing officer with responsibilities that included BGI’s iShares global business. At BGI since 1998, he was head of global operations risk management for two years before joining the iShares business.

Mr Arenberg most previously worked as a managing director in BGI’s global eBusiness, and he served as managing director of channel marketing for BGI for six years. Prior to joining BGI, he served on the corporate strategy team and in the institutional business at Charles Schwab.

Andrew Doman, CEO and president of Russell, said: “I’m very pleased to welcome both of these experienced ETF innovators to Russell in order to marshal ‘next-generation’ thinking on a broad range of ETF-related opportunities. Russell always has had a strong and deep leadership team, and we’re expanding it with these two new positions as we broaden our global business.”

Mr Polisson said: “We look forward to focusing on next-generation solutions for the ETF industry with a mission to complement what’s currently available with new, innovative strategies. This is the right time, Russell is uniquely positioned, and I’m excited to have this opportunity to guide Russell’s global ETF team.”