Bret Victor is _so incredibly inspiring_.

So much amazing work:

Learnable Programming: http://worrydream.com/#!/LearnableProgramming

Inventing On Principle: http://worrydream.com/#!/InventingOnPrinciple

Stop Drawing Dead Fish: http://worrydream.com/#!/StopDrawingDeadFish

The Future Of Programming: http://worrydream.com/#!/TheFutureOfProgramming

The Ladder Of Abstraction: http://worrydream.com/#!/LadderOfAbstraction

Edit: formatting