In this video, Motley Fool health-care analyst Max Macaluso takes a closer look at the leadership of Amarin (NASDAQ:AMRN), maker of the triglyceride-lowering blockbuster drug Vascepa, and tells you what you need to know about leadership when considering whether to buy. Amarin's current CEO, Joseph Zakrzewski, has an ironic twist in his past that gives him key insight into Vascepa's biggest competitor. Since many consider Amarin to be a potential buyout target, Zakrzewski's unique knowledge will give him an edge if options like that come to the table.

Austin Smith and Max Macaluso, Ph.D. have no positions in the stocks mentioned above. The Motley Fool owns shares of GlaxoSmithKline. Motley Fool newsletter services recommend GlaxoSmithKline. Try any of our Foolish newsletter services free for 30 days. We Fools don't all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.