Two years ago I wrote a letter to the chairman of Twitter calling for Jack Dorsey to be replaced as CEO. Or, more to the point, for the board to appoint a full-time CEO. An executive who spends 90% of his time running another company and plans to spend half the year on a different continent looked like a recipe for poor shareholder returns. Spoiler alert: It was.

This past February, as there were now directors on the board acting as fiduciaries, I predicted Dorsey would be replaced by the end of the year. READ MORE