Contact Us

Career Services Team

General Email: msphocs@cumc.columbia.edu

  • Heather Krasna, PhD, MS, EdM

    • Associate Dean, Career & Professional Development

    Heather (she/her) has 24+ years’ experience in career development. She is co-author of the book 101+ Careers in Public Health, (3rd Ed) and also wrote Jobs That Matter: Find a Stable, Fulfilling Career in Public Service. She has worked at the University of Washington and CUNY, and as an executive coach and recruiter. She holds a PhD in public health from Maastricht University, an MS in Nonprofit Management from the New School, and EdM from Teachers College Columbia University. The title of her doctoral dissertation was "Public Health Graduates in the United States: Employment Outcomes and Employer Demand," and she has published several journal articles on the public health workforce. She is a Certified MBTI Practitioner, Diversity Recruiter, and Employment Interview Professional, and serves on the National Consortium for Public Health Workforce Development.

    Specializations: Executives, Career changers, PhD students, alumni, employment outcomes data

  • Henryne Tobias, EdM

    • Director, Career Services

    Henryne Tobias has 20+ years’ experience in career development with a specialization in health-related careers. Prior to joining the Mailman School of Public Health, Henryne was a Career Counselor at Pace University and Adjunct Pre-Health Post Baccalaureate Advisor at Hunter College. For 13 years, she founded and led a project called ExploreHealthCareers.org, designed to motivate and inspire students to pursue a broad range of health care careers. She earned a Master of Education degree from Teachers College, Columbia University. 

    Specializations: Advising premed students

    Portrait of a woman with glasses against a yellow background.

  • Masako Hashimoto, MS, NCC, LMHC

    • Assistant Director, Career Services

    Masako (she/her/hers), received an MS in Mental Health Counseling from Walden University in Minneapolis and a BA from Hitotsubashi University in Tokyo, Japan. Over the past 10 years, prior to joining Columbia Mailman, she worked at the Purchase College State University of New York and the University of Connecticut School of Business, holding several roles including Coordinator of Education Abroad for the Office of International Programs & Services, Career Counselor, and Alumni Career Counselor & Instructor. Prior to her higher education experience, she worked in industry in international business and marketing in IT solutions. Masako is a National Certified Counselor, Professional Coach/Career Coach, Licensed Mental Health Counselor in New York, and Certified Professional Resume Writer. She also runs a social skill training group on weekends, especially for people on the spectrum.  

    Portrait of a woman in a patterned top seated at a table.

  • Diana Rashidi, MPA

    • Assistant Director, Employer Relations, Career Services

    Diana (she/her) earned a BBA in Human Resource Management from Baruch College, where she is currently pursuing an MPA in Nonprofit Management. Prior to joining the Mailman School of Public Health, she provided administrative support to the Human Resources departments at Brooklyn Community Services and the Whitney Museum of American Art. Diana supported students at the Zicklin School of Business, Baruch College, by conducting weekly Microsoft Excel workshops as a College Reading & Learning Association Certified Master Tutor at the Student Academic Consulting Center. She also provided mentorship to new tutors and tutoring support and served as a peer-led team learning leader in college algebra. At Mailman, Diana is responsible for planning career fairs, employer information sessions, workshops, and other events for Career Services.

    Diana Rashidi

Career Services also brings in occasional adjunct career coaches. Contact msphocs@cumc.columbia.edu to learn more about their backgrounds or log in to CareerLink for their bios.

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