Medical Genetics – Faculty

Joseph Tucker, M.D.

Joseph Tucker, M.D., was a fellow of our program, and is now the fellowship program director. Dr. Tucker is an assistant professor of pediatrics, genetics and genome sciences at UConn Health.

Mark Greenstein, M.D.

Mark Greenstein, M.D., is our associate program director of the Pediatric Residency Program, and professor of pediatrics, genetics and genome sciences at UConn Health, and specializes in developmental and rehabilitation medicine.

Louisa Kalsner, M.D.

Louisa Kalsner, M.D., is an assistant professor of pediatrics and neurology at UConn Health, and specializes in metabolic and genetic disorders, mitochondrial diseases, and epilepsy.

Peter Benn, Ph.D.

Peter Benn, Ph.D., is the director of the Human Genetics Laboratories for UConn Health and a professor in the Department of Genetics and Genome Sciences for UConn Health. He received his Ph.D. in cancer studies from the University of Birmingham in England and his D.Sc. from the University of Saint Andrews in Scotland.

Additionally, Dr. Benn dedicates much energy to the field outside of the laboratory. He is the chair for a committee for guidelines in screening for aneuploidy; a member of the editorial boards for Prenatal Diagnosis and Prenatal Screening Perspectives; the co-chair for the International Prenatal Screening Group; a member of the State of Connecticut Genomics Advisory Panel as well as the co-chair in the Science Workgroup.

He has published over 100 peer-reviewed articles and chapters covering many areas of medical genetics. His main interests include prenatal screening and diagnosis for aneuploidy using combinations of maternal serum markers, ultrasound, and cytogenetics.

Alicia Craffey, M.S., L.G.C.

Alicia Craffey, M.S., L.G.C., has been working at UConn Health for 29 years and is a dedicated member of the counseling team as a prenatal genetic counselor. She has received her Master's in genetic counseling from Sarah Lawrence College in New York. Her main interests in the field include prenatal screening and testing and the psychosocial aspects of genetic counseling. 

Additionally, Alicia participates in egg donor evaluations and facilitates a yearly memorial service for bereaved parents who have lost a pregnancy due to genetic complications. She also works with couples interested in preimplantation genetic diagnosis. 

Jennifer Stroop, M.S.,L.G.C.

Jennifer Stroop, M.S.,L.G.C., is a licensed and board-certified genetic counselor. She received her Master of Science degree from the University of Cincinnati in genetic counseling. Currently, she serves as a genetic counselor for the UConn Health Hereditary Cancer Program. 

She is deeply interested in hereditary cancer research. Her primary focus is the process of evaluating variants of uncertain significance in hereditary cancers, specifically breast and ovarian cancer. She also does research with Lynch syndrome. Currently, she is working to build a local registry and repository for hereditary cancer research.

Brittany Gancarz, M.S., L.C.G.

Brittany Gancarz is the associate program director of the Medical Genetics Fellowship Program. Brittany is a licensed genetic counselor who specializes in prenatal genetics. She enjoys working as part of the health care team with many other skilled professionals in the Maternal-Fetal Medicine department at UConn. Her genetic counseling interests include prenatal diagnosis, cell-free DNA, carrier screening, ultrasound anomalies, preimplantation genetic diagnosis, and perinatal palliative care. Brittany graduated from Colby College in 2010 and completed her Master’s degree in Human Genetics with the Joan H. Marks Program in Human Genetics at Sarah Lawrence College in 2012.

Sharon Voyer Lavigne, M.S., L.G.C.

Sharon Voyer Lavigne, M.S., L.G.C., is a genetic counselor that has been working at UConn Health since 1991. She received her Master’s in human genetics from Sarah Lawrence College in New York. She is the coordinator for the MotherToBaby, CT teratology information service and also works with the prenatal counselors in Maternal-Fetal Medicine.

Her area of expertise is in teratology. Since 1992, she has been an extremely active member of the Organization of Teratology Information Specialists, including a past president. Of particular interest to her are isotretinoin, methotrexate, psychiatric medications and illicit drugs and alcohol exposures in pregnancy and breastfeeding. She has been involved in and published on numerous research projects regarding potential teratogens in pregnancy.

Ginger H. Nichols, M.S., L.G.C.

Ginger H. Nichols, M.S., L.G.C., is a certified genetic counselor. She received her Master's in medical genetics from the University of Cincinnati. Ginger has been working as a genetic counselor at UConn Health with the prenatal and MotherToBaby service since 2000. Prior to that she worked in cytogenetic laboratories, taught undergraduate biology/genetics, and counseled adults with Down syndrome and other genetic disorders. Her goal as a genetic counselor is to facilitate women and couples in understanding screening and testing options, and management and prevention measures in a one on one/individual process.

Samantha Wesoly, M.S., L.C.G.C.

Samantha Wesoly, M.S., LCGC, is a licensed and board-certified genetic counselor. She received her Master of Science in Human Genetics at the University of Pittsburgh Graduate School of Public Health. Currently, she works as a pediatric genetic counselor at the Connecticut Children’s Medical Center.

Samantha’s clinical interests include medical genetics, neurogenetics, exome sequencing, utilization management of genetic testing, and genetics education for physicians. Past research interests include studies focusing on the genetics of human facial morphology and the genetics of autism.

Samantha is certified by the American Board of Genetic Counselors as a genetic counselor, a Connecticut-state licensed genetic counselor, and is a member of the National Society of Genetic Counselors.