Nick Clegg and Vince Cable watching drama class

The video tutorial involves a group exercise to test peripheral vision and group awareness. Participants are instructed to walk and collectively decide when to stop and start, using an ancient part of the brain. The exercise also explores group dynamics, focusing on alpha and beta seasons. The session concludes with encouragement to retry the exercise for better understanding.

What are the two types of participants mentioned in the text?

What feedback does the teacher provide after the first attempt?