Bio Profile

Allen Bale, MD

Professor of Genetics

Director, DNA Diagnostic Lab

View Full Profile

Bio Profile

Erin Hofstatter, MD

Associate Professor Term

Co-Director, Cancer Genetics and Prevention Program

Dr. Erin Hofstatter is a medical oncologist with clinical and research expertise in breast cancer and clinical breast cancer genetics. She serves as a breast medical oncologist at the Breast Center at Smilow Cancer Hospital, where she sees and treats patients with breast cancer. Dr. Hofstatter also serves as the Co-Director of the Smilow Cancer Genetics and Prevention Program/Director of the Breast Cancer Prevention Clinic, where she sees those patients who may be at increased risk of breast...

View Full Profile

Bio Profile

Xavier Llor, MD, PhD

Professor of Medicine

Medical Director, Cancer Screening and Prevention Program, and Colorectal Cancer Prevention Program

Co-Director, Cancer Genetics and Prevention Program

After obtaining his MD degree from the Autonomous University Barcelona, Dr. Llor trained in basic research and Internal Medicine at the University of Chicago and completed his GI fellowship at the University of Illinois at Chicago. He complemented his training with a PhD degree in molecular biology from the University of Barcelona. A clinically active gastroenterologist, Dr. Llor’s research and clinical interests relate to colorectal cancer. He has a very active basic and translational research...

View Full Profile

Bio Profile

Karina Brierley

Chief Genetic Counselor

Karina’s training, experience, and interests have broadly centered on genetics and genetic counseling for over 20 years. Her background ranges from basic science genetics laboratory work to clinical genetic counseling. Karina graduated in 2001 from the Brandeis University genetic counseling program. She has worked as a cancer genetic counselor with the Yale Cancer Genetic Counseling Program and then the Smilow Cancer Genetics and Prevention Program for more than 15 years. In these roles, she...

View Full Profile

Bio Profile

Susan Chmael

Staff Affiliate - YNHH

View Full Profile

Bio Profile

Jennifer Doherty

Genetic Counselor

Jennifer Doherty, MS, LCGC, graduated in 1994 from the genetic counseling program at Sarah Lawrence College in Bronxville, New York and has been with our program since 2013. Jen reentered the field of genetic counseling after time off to be with her family by completing a cancer genetics fellowship at Yale. She enjoys being part of a dynamic team that provides genetic counseling services to a diverse population.

View Full Profile

Bio Profile

Amanda Ganzak

Genetic Counselor

Amanda Ganzak graduated in 2008 from the genetic counseling program at Arcadia University. She previously worked as a cancer genetic counselor at MD Anderson Cancer Center in Houston, TX and the Hospital of the University of Pennsylvania in Philadelphia, PA until joining the Smilow Cancer Genetics and Prevention Program in 2017. Amanda sees patients at our outreach satellite offices located at the Park Avenue Medical Center in Trumbull and Smilow Cancer Care Center in Fairfield. She values...

View Full Profile

Bio Profile

Claire Healy

Outreach Coordinator

Claire Healy graduated in 2008 from the genetic counseling program at the University of North Carolina at Greensboro. She previously worked as a genetic counselor at the Dana Farber Cancer Institute until joining the Smilow Cancer Genetics and Prevention Program in 2015. Claire is passionate about the field of genetic counseling and wants to ensure that all patients have access to genetic counseling services despite their geographic location or socioeconomic status. She serves as the Outreach...

View Full Profile

Bio Profile

Amy Killie

Genetic Counselor

Amy Killie graduated in 2017 from the genetic counseling program at the Icahn School of Medicine at Mount Sinai. In addition to her training as a genetic counselor, Amy has volunteered for IMAlive.org, an online crisis hotline, for over three years where she has training in crisis intervention. Amy is passionate about the benefits of genetic testing and how this information can be used by individuals and their families to make the best decisions for their health. As a Connecticut native, Amy is...

View Full Profile

Bio Profile

Alex Petterson

Genetic Counselor

Alex Petterson, MS, LGC graduated in 2018 from the genetic counseling program at Arcadia University outside Philadelphia.  His thesis focused on patient perceptions of a Lynch syndrome universal tumor screening program.  Before becoming a genetic counselor, Alex worked as a math tutor with children and adults of all ages.  He is excited help people from all backgrounds learn about hereditary cancer and the benefits of genetic testing.  A former Yale graduate student, Alex is happy to return to...

View Full Profile