Faculty and Staff Listing
Hood Center for Children and Families
Dartmouth Medical School, HB 7465
One Medical Center Drive
Lebanon, NH 03756
Telephone: 603-653-0777
Email: Hood.Center@Dartmouth.edu
Madeline A. Dalton, Ph.D., Director
Linda Titus-Ernstoff, Ph.D., Associate Director
ALPHABETICAL LISTING:
Michael L. Beach , M.D., Ph.D.
- Chief Statistician, Community Health Research Program, Hood Center for Children and Families
- Associate Professor, Department of Anesthesiology and Community and Family Medicine
- Dartmouth Medical School
- HB 7900
- One Medical Center Drive
- Lebanon, NH 03756
- Email:
- Michael.L.Beach@Hitchcock.org
- Tel:
- 603-650-6823
- Areas of Expertise:
- Dr. Beach's research involves the application of advanced statistical techniques to the design and analysis of both experimental and observational studies. He specializes in methods for covariate selection in both clinical trials and observational studies, and techniques for assessing the impact of unmeasured but potentially confounding covariates. Dr. Beach actively participates in the design, methodology, and analysis of large multi-center trials and has been an integral member in the writing of nationally funded grants. He has been particularly interested in designing methods for sample surveys with applications to tobacco prevention projects for adolescents and cluster-designed studies to measure the impact of the built environment on obesity.
Madeline A. Dalton, Ph.D.
- Director, Hood Center for Children and Families
- Professor, Department of Pediatrics
- HB 7465
- Dartmouth Medical School
- One Medical Center Drive
- Lebanon, NH 03756
- E-mail:
- Hood.Center@Dartmouth.edu
- Tel:
- 603-653-0777
- Fax:
- 603-653-0790
- Areas of Expertise:
- Epidemiology and children's health
- Research and Current Projects:
- Dr. Madeline Dalton is the Director of the Hood Center for Children and Families and one of the lead investigators in the Community Health Research Program. For the past 10 years, Dr. Dalton's research has focused on the social and environmental risk factors for tobacco use. She is a nationally recognized expert in the area of media and adolescent smoking. Recently, Dr. Dalton has extended her research to address issues related to adolescent obesity. With funding from NIEHS, Dr. Dalton and colleagues are examining the influence of individual, family and community level factors on adolescent dietary practices and physical activity in Northern New England.
Keith M. Drake, B.A.
- Project Coordinator
- Hood Center for Children and Families
- Ph.D. Student, The Dartmouth Institute
- for Health Policy and Clinical Practice
- One Medical Center Drive
- HB 7465
- Lebanon, NH 03756
- Email:
- Keith.M.Drake@Dartmouth.edu
- Tel:
- 603-653-0780
- Fax:
- 603-653-0790
- Area of Expertise:
- Mr. Drake provides data collection and management support to the Hood Center's school, community based, and worksite recruitment projects. He is responsible for building and implementing online surveys and does preliminary analysis for research projects.
Joanna H. Fanos, Ph.D.
- Research Assistant Professor: Department of Pediatrics, Dartmouth Medical School;
- Adjunct Faculty: Department of Psychological and Brain Sciences, Dartmouth College
- Director, Sibling Center, California Pacific Medical Center, San Francisco
- HB 7462
- Dartmouth-Hitchcock Medical Center
- One Medical Center Drive
- Lebanon, NH 03756
- Email:
- Joanna.Fanos@Dartmouth.edu
- Tel:
- 603-653-1482
- Fax:
- 603-653-1479
- Areas of Expertise:
- Psychosocial aspects of pediatric illness; qualitative research methods.
- Research and Current Projects:
- Dr. Fanos’ work as a research psychologist focuses on the impact of pediatric illness on the family, especially the well sibling. She has documented the long-term psychosocial effects of growing up with and possibly surviving an affected sibling in such disorders as cystic fibrosis, ataxia-telangiectasia, X-linked severe combined immune deficiency, pediatric HIV, Familial amyotrophic lateral sclerosis, and alpha-1 antitrypsin deficiency. Her research led to her founding and directing a Sibling Center in the Department of Pediatrics at California Pacific Medical Center, San Francisco, a preventive clinical program to help children and adolescents with an ill sibling.
Kristy Hendricks, R.D., Sc.D.
- Associate Professor, Department of Pediatrics
- Community Health Research Program
- Hood Center for Children and Families
- HB 7465
- Dartmouth Medical School
- One Medical Center Drive
- Lebanon, NH 03756
- Email:
- Kristy.M.Hendricks@Dartmouth.edu
- Tel:
- 603-653-0777
- Fax:
- 603-653-0790
- Areas of Expertise:
- Maternal and child health, HIV/AIDS
- Research and Current Projects:
- Dr. Hendricks’ research focuses on nutrition and maternal and child health and nutrition and HIV. Dr. Hendricks will work with investigators conducting a study of overweight and physical activity in adolescents to obtain biomarkers in this population. These markers will strengthen study findings by linking study measures of diet and physical activity with measures of chronic disease risk.
Gail Langeloh, M.S.
- Research Manager, Department of Pediatrics
- Community Health Research Program
- Hood Center for Children and Families
- HB 7465
- Dartmouth Medical School
- One Medical Center Drive
- Lebanon, NH 03756
- Email:
- Gail.E.Langeloh@Dartmouth.edu
- Tel:
- 603-653-0777
- Fax:
- 603-653-0790
- Areas of Expertise:
- Extensive experience with nutrition and public health research.
Expertise in developing data collection instruments, coding, data management and analysis.- Research and Current Projects:
- Ms. Langeloh provides leadership in efficient database design. She is responsible for the implementation
and operation of databases and the management of data for various research projects.
Meghan Longacre, Ph.D.
- Research Assistant Professor,
- Department of Pediatrics
- Community Health Research Program
- Hood Center for Children and Families
- HB 7465
- Dartmouth Medical School
- One Medical Center Drive
- Lebanon, NH 03756
- Email:
- Meghan.Longacre@Dartmouth.edu
- Tel:
- 603-653-0777
- Fax:
- 603-653-0790
- Areas of Expertise:
- Adolescent development, family relations during adolescence, qualitative research methods.
- Research and Current Projects:
- Dr. Longacre's current research focuses on the prevention of childhood obesity. She conducts behavioral research studies using a combination of quantitative and qualitative methodological techniques. As the leader of the research-to-community initiative at the Hood Center for Children and Families, Dr. Longacre focuses on how to translate findings from our observational studies into effective community-based interventions. Dr. Longacre received funding from the Dartmouth Center for Clinical and Translational Science to partner with the Montshire Museum of Science in Norwich, VT to develop a research-based curriculum unit for middle school students. The unit will enable students to learn about nutrition and energy balance, and built environment influences on diet and physical activity by conducting their own scientific research investigations. She is also the Principal Investigator for “Gabriel’s Kitchen,” a pilot study funded by the Norris Cotton Cancer Center at Dartmouth Medical School. Partnering with children’s marketing specialists and graphic/performance artists, the goal of this project is to develop and evaluate specific elements of an interactive Web-Show to encourage healthy eating patterns among pre- and early-elementary school aged children.
Todd MacKenzie, Ph.D.

- Statistician, Hood Center for Children and Families;
- Norris Cotton Cancer Center; The Dartmouth Institute for Health Policy and Clinical Practice
- Associate Professor, Department Community and Family Medicine, HB 7505
- Dartmouth Medical School
- One Medical Center Drive
- Lebanon, NH 03756
- Email:
- Todd.MacKenzie@Dartmouth.edu
- Tel:
- 603-653-3542
- Fax:
- 603-653-0790
- Areas of Expertise:
- Biostatistics, with particular expertise in survival analysis.
- Research and Current Projects:
- Dr. MacKenzie has collaborated in numerous areas of health and medicine, with methodology interests in time-to-event analysis and instrumental variables and biostatistics in diabetes research.
Ardis Olson, M.D.
- Professor of Pediatrics and of Community and Family Medicine
- Dartmouth Medical School
- HB 7462
- One Medical Center Drive
- Lebanon, NH 03756
- Email:
- Ardis.Olson@Dartmouth.edu
- Tel:
- 603-650-5473
- Areas of Expertise:
- Improving clinical and social supports provided to families with children with special health care needs, Spina Bifida
- Research and Current Projects:
- Dr. Olson’s interest is improving the clinical care and social supports provided to families with children with special health care needs. She has been involved in a variety of community and primary care initiatives over the past 15 years. She has collaborated with the NH Dept of Health and Human Services, private insurers, primary care providers and families to provide these services. Current program within the Hood Center under her leadership is the Partners in Chronic Care program which provides families an effective team that works with their primary care clinician to meet the full range of their needs. She is a pediatric clinician for the DHMC Spina Bifida program and teaches medical students about the comprehensive management of chronic diseases. Dr. Olson also conducts community level research on sun protection, adolescent health risks, and parental depression.
Lisa Purvis, M.B.A., M.P.H.
- Program Manager, Lecturer
- Hood Center for Children and Families
- HB 7465
- Dartmouth Medical School
- One Medical Center Drive
- Lebanon, NH 03756
- Email:
- Lisa.A.Purvis@Hitchcock.org
- Tel:
- 603-653-0782
- Fax:
- 603-653-0790
- Areas of Expertise:
- Access to care and vaccination among vulnerable populations, community-based interventions, epidemiology and behavioral risk factors of HIV/AIDS, HIV vaccine development, injection drug use, minority health, public health program development and management, rural health, substance abuse, tobacco control.
- Research and Current Projects:
- Ms. Purvis’ research interests include community-based public health research, the behavioral risk factors of HIV/AIDS, injection drug use, substance abuse and tobacco use and control. She is responsible for the administrative development, management, and evaluative components of the Dartmouth-Hitchcock Family HIV Program (HRSA-funded Title IV program) for children, youth, women and families. In that capacity she acts as the primary link to regional collaborators and networks, and coordinates all professional outreach and educational projects of the program. She advises state agencies on special medical services for target populations, on standards of care, and on policies and plans for the treatment of HIV in target populations
Linda Titus-Ernstoff, Ph.D.
- Associate Director, Hood Center for Children and Families
- Professor, Community and Family Medicine
- HB 7926
- Dartmouth Medical School
- One Medical Center Drive
- Lebanon, NH 03756
- Email:
- Linda.Titus-Ernstoff@Dartmouth.edu
- Tel:
- 603-653-3696
- Areas of Expertise:
- Cancer etiology and health effects of prenatal exposures.
- Research and Current Projects:
- Dr. Titus-Ernstoff is the Associate Director of the Hood Center for Families and Children. Her research focuses on: 1) cancer etiology, and 2) the impact of prenatal and early life exposures on adult health outcomes. Specific areas of study include the influence of prenatal factors on adult risk of breast cancer. In addition, Dr. Titus-Ernstoff oversees the National Cancer Institute's DES (Diethylstilbestrol) Combined Cohort Follow-up Study at Dartmouth, which assess the impact of this prenatal exposure on adult health outcomes, including cancer. She also leads the NCI-sponsored study of DES effects in the children of women who were exposed prenatally to this drug. She works closely with Dr. Dalton's team studying the influence of movies on adolescent smoking behavior, and the influence of family, school and community on adolescent obesity.

