Bryan D. Caplan - Teachers Make a Difference - Tyler Cowen

The speaker shares their experience with Tyler Cowen, who became a mentor despite not being an official teacher. They met before the speaker's PhD program, and Tyler appreciated the speaker's critique of his paper, leading to a friendship. Tyler helped the speaker secure their first job and taught them essential skills in writing academic papers, for which the speaker is eternally grateful.

What does the author express gratitude for in relation to Tyler Cowen?

Describe the relationship between the author and Tyler Cowen throughout the author's graduate school experience.