Meet the Leadership Team Zelon Crawford Senior Associate Dean, Student Affairs Allison Ladue Associate Dean of Admissions Kelly Ahn Associate Dean of Industry Relations & Career Strategies, Career Design Lab, Columbia SPS Andie Hine Executive Director, Admissions Dr. Tiffany Hughes Associate Dean of Graduate Programs Rollie Carencia Executive Director, Student Life Sharon Kim Executive Director, Recruitment Phong Luu Director, Student Support Debra Lambert Executive Director, Media and Advertising Bernadette McHugh Executive Director of Advising Greg Costanzo Director of Employer Relations, Career Design Lab, Columbia SPS Diane Spizzirro Executive Director, Career Design Lab, Columbia SPS Michelle Vakman Executive Director of Admissions Operations Vicky Yang Director of International Recruitment