What were some tests done on Phineas in the Phineas gage book?

In "Phineas Gage: A Gruesome but True Story About Brain Science," various tests were conducted to assess Gage's cognitive and emotional changes following his traumatic brain injury. These included evaluations of his memory, decision-making abilities, and personality traits, particularly focusing on his impulse control and social interactions. The tests highlighted significant alterations in Gage's behavior, demonstrating how damage to specific brain areas can influence personality and cognitive function. These findings contributed to the understanding of the brain's role in shaping human behavior.