I think change will be exponential. For example, look at the change in the makeup of Canadian provincial premiers. All 10 premiers were men 20 years ago, but

I think change will be exponential. For example, look at the change in the makeup of Canadian provincial premiers. All 10 premiers were men 20 years ago, but now: Ontario: Kathleen Wynn (Last weekend) Quebec: Pauline Marois (September 2012) Alberta: Alison Redford (October 2011) British Columbia: Rita Johnston (1991), Christy Clark (March 2011)