McArthur Wheeler

                and his lemon

Lemon

Selfie with lemon juice on your face!

in 1995, he robbed 2 banks in PA

Was caught < 1 hr after tape went on news

Ignorance?

David Dunning & Justin Kruger

Test & rate yourself

In grammer,
logic,
and humor

• Recognize their shortcoming  
• Recognize their inadequacy
• Recognize skill in others

• Recognize their shortcoming  
• Recognize their inadequacy
• Recognize skill in others

Lack the skill to know!