Ian Lennox has resigned from MDS Inc to pursue other interests. Lennox joined the Toronto-based company in 2000 when it acquired Phoenix International Life Sciences Inc, of which he was president and CEO. He led the integration of the two companies and contributed to the analytical and proteomics businesses. Most recently he was group president and CEO of MDS’ pharmaceutical and biotech markets division. Lennox’s departure comes as MDS creates the new executive position of chief operating officer. A search is underway to fill the position….