Bob Ingram was last week appointed interim chairman of troubled the troubled firm. Photograph: Christinne Muschi/Reuters

Drug industry veteran Bob Ingram is developing a knack of landing tricky roles. Best known in Ireland for his chairmanship of Elan in its last days a(...)

Michael Pearson, chairman of the board and chief executive officer of Valeant Pharmaceuticals: His methods  proved he didn’t have much patience for research and development. Photograph: Christinne Muschi/Reuters

Valeant Pharmaceuticals is a sleazy company. Although it existed before 2010, it did a deal that year that put it on the map. The deal was with Biovai(...)

Botox is one of Allergan’s products. Photograph: Bloomberg

On Wall Street, financial engineering masquerades as vision. When it works, you get to be called the Oracle of somewhere or other. If it works for onl(...)