Why there is substantial variation in the choice of strategies?

 Why there is substantial variation in the choice of strategies?

Because there is not a strong evidence base.

When is time to be a contrarian?

 When is time to be a contrarian?

When the consensus has been reached very quickly. 

What is the most illusory thing?

 What is the most illusory thing?

The belief that you have something under control. 

When things get harder?

 When things get harder?

When you see more.

How to evaluate evidence?

 How to evaluate evidence?

Staying out of your lane.

When do the problems start?

 When do the problems start? 

When imagination fades 

How to have the courage to subject an established practice to a proper scientific experiment?

 How to have the courage to subject an established practice to a proper scientific experiment?

Counting up outcomes.