Teaching Experience

Yale College Courses — Teaching Fellow

ECON 171, Urban Inequalities and Educational Inequality

Spring 2024 | Average evaluation: 4.66/5

ECON 117, Introduction to Data Analysis and Econometrics

Spring 2023, Spring 2026 | Average evaluation: 4.75/5

ECON 115, Introductory Microeconomics

Fall 2022, Fall 2023, Fall 2024 | Average evaluation: 4.08/5

Selected Student Comments

"He was the best of the best. Knowledgeable, approachable, and genuinely invested in our understanding. He is what Yale is supposed to be."
"Of the seven courses that I've taken for the economics major, Crossan is undoubtedly the best TA that I've met. His professionalism, excellency, and kindness embody the best of Yale."
"Crossan's enthusiasm for economics was infectious."
"Crossan was the highlight of this course! He truly wanted all of us to learn, and was more than happy to create additional office hours and provide feedback over email. He was amazing and helpful."
"The greatest of all time. Crossan's lectures were clear, easy to follow, and organized for any student regardless of their background."
"Crossan is awesome! He's a really great explainer, and its clear how much time he puts into helping us learn!"
"Always engaged and ready to help, Crossan kept sections interesting while simultaneously teaching us a lot. One of my favorite ever TAs."