Administration

	Sanford Zelnick, D.O., M.S. Director
Dr. Sanford Zelnick attended undergraduate school at Tulane University and completed medical school at the College of Osteopathic Medicine and Surgery in Des Moines, Iowa. He completed a Family Practice Residency at the University of Wisconsin and also completed an Occupational Medicine Fellowship at the University of Cincinnati. He is board certified in Family Medicine, Occupational Medicine and General Preventive Medicine and Public Health. Prior to his arrival at the Volusia County Health Department in February 2008, Dr. Zelnick completed a 24-year career in the United States Air Force Medical Service and retired with the rank of Colonel in 2007. While in the Air Force, Dr. Zelnick authored several articles on occupational health. His main areas of interest concerned field of vision studies of industrial respirators, as well as, the prevention of exposure to jet and rocket fuels. His work on visual fields was recognized as the best paper published in the American Industrial Hygiene Association Journal for 1994 by the Michigan Industrial Hygiene Association. This work is also referenced in an official position statement concerning visual safety by the American College of Occupational and Environmental Medicine. While in the Air Force, Dr. Zelnick worked at the Department of Defense Manned Space Flight Support Office from 2001-2004 and was responsible for medical contingency training, planning, and response in the event of space shuttle mishaps world-wide. For his work on treatment of potential rocket fuel exposure during this time, he was awarded the Silver Snoopy Award, the highest award given by the NASA Astronaut Corps. His areas of special interest concerning public health are the analyses of health disparities within Sumter County, the pursuit of health department accreditation through the Public Health Accreditation Board, and the development of academic-public health partnerships with local universities and academic centers.

	Keith Hunter, MPH, CPH Assistant CHD Director
Mr. Hunter attended undergraduate school at the University of Florida and graduate school at the University of South Florida obtaining a Master of Public Health Degree in 1994. Mr. Hunter has over 20 years public sector experience beginning his public health career at Lake County Health Department as Environmental Health Specialist. Mr. Hunter came to Sumter County Health Department in 1999 as Environmental Manager and remained in that role until 2008 when he was promoted to his current position, Assistant Director. Mr. Hunter's responsibilities include overall management and supervision of Finance & Accounting, Health Education, Environmental Health, Epidemiology, and Preparedness, as well as leading national accreditation efforts and major prevention initiatives. Mr. Hunter obtained public health certification (CPH) in February 2012 from the National Board of Public Health Examiners.

	Leah Caldi, RN Director of Nursing
Ms. Caldi attended school at Pasco-Hernando Community College obtaining an Associates of Arts Degree. In 2000 a Nursing Degree was obtained from Central Florida College in Ocala. Ms. Caldi started her nursing career as a Registered Nurse working on the surgical floor at Citrus Memorial Hospital. After obtaining a years hospital experience, Ms. Caldi joined the State of Florida Department of Public Health in January 2001 at Sumter County Health Department as a clinical RN. In 2006, Ms. Caldi was promoted to Nursing Director the position she currently holds. Ms. Caldi currently serves as a member on the Lake-Sumter Community College Advisory Committee and is a general member of Central Healthy Start Coalition.

	Rolland Shrewsbury, RS Environmental Health Manager
Mr. Shrewsbury graduated from Lake Weir High School in Marion County Florida in 1974. He attended Anderson University and received a BA in Environmental Science in 1979. He was employed by the Marion County Health Department in February 1980 working in onsite sewage, water, food protection, and occupational health until the fall of 1984. In 1984 he became employed at the Sumter County Health Department working in onsite sewage, water/public pools, food service, rabies, indoor air, and SUPER Act programs. Mr. Shrewsbury maintained the pollutant storage tanks program through contract with the Department of Environmental Protection (DEP) from 1991 through 2001. He is a Registered Sanitarian, Certified Environmental Health Professional in Food Hygiene and Onsite Sewage and is a certified EPA Certified Lead Risk Assessor. In his free time he enjoys outdoor recreational activities including, diving, hunting, fishing, spear fishing and boating.

	Sharon Reid Administrative Assistant III
Ms. Reid started at Sumter County Health Department in 1978. She has served as Chief Deputy Registrar since 1996. Her responsibilities include overall management of Vital Statistics, Information Technology, Human Resources, Records Management and Clerical Support.

	Louis Derousie, MPH, CPH Environmental Epidemiologist
Mr. Derousie attended the University of South Florida as an undergraduate, obtaining a Bachelors of Science in Biology with a focus in microbiology and a minor in public health. Mr. Derousie then attended the University of South Florida College of Public Health, obtaining a Masters Degree in Public Health with a focus in Global Communicable Diseases in 2012. In addition, he received Certification in Public Health (CPH) in February 2012 from the National Board of Public Health Examiners. Louis began his public health experience at the Center for Biological Defense on the USF campus, performing assessment reviews for the center's education program. In graduate school, Louis became involved in vector control in Sarasota County. He became interested in conducting research for Sarasota County on mosquito vector ecology and its role in disease control, and was eventually awarded funding by USF Center for Leadership in Public Health Practice to conduct this research. Louis' primary roles as Epidemiologist for the county includes investigation and surveillance of all reportable infectious diseases, control and prevention of all disease outbreaks, and analysis of disease trends within the county. In his free time Louis is an avid USF Bulls and Tampa Bay Rays fan. He also enjoys a multitude of outdoor activities, especially kayaking and hiking.

	Susan Bareis, MPH, CPH Health Education Consultant
Ms. Bareis received her Bachelors of Science in Community Health from Minnesota State University, Mankato and went on to earn her Masters of Public Health (MPH) from the University of Florida in 2012. Ms. Bareis concentrated her graduate studies in Social and Behavioral Sciences. Susan's areas of interest include: tobacco prevention, adolescent risk-taking behaviors, and chronic disease prevention. Ms. Bareis also obtained Public Health Certification (CPH) in February 2012 from the National Board of Public Health Examiners. During her graduate studies, Susan worked at the Alachua County Health Department in tobacco prevention on policy implementation. As the Health Education Consultant, Susan is responsible for program planning, implementation, and community outreach in Sumter County.

	Walter D. Thomas, BSBA Public Health Preparedness Planner Public Information Officer
Mr. Thomas has been the Public Information Officer and Public Health Preparedness Planner for Sumter County Health Department since 2008. Mr. Thomas' planning and speaking experience come from over 30 years as a bank officer in Pension and Investment operations, teaching mathematics at the high school level for 6 years, and as an ordained Deacon in the Catholic Church for over 12 years, which requires him to speak frequently to large gatherings. Walter graduated from Suffolk University in Boston Massachusetts, with a BSBA degree majoring in Finance. Walter spends most vacations and time off with his 7 grandchildren, family, friends, and cat. Walter and his wife, Ellen, enjoy cruising when ever possible. Walter is also a huge supporter of the Boston Red Sox and New England Patriots. Walter is originally from Boston, MA.

	Hilda Hartman, RN, BS Medical Reserve Corps Coordinator
Ms. Hartman is a Registered Nurse with a Bachelors in Science in Organizational Management from Houghton College. As Volunteer Coordinator for Erie County Suicide and Crises Prevention it was her responsibility to recruit and retain sufficient volunteer staff for the telephone hot lines. As owner/operator for a licensed home health care agency in New York she contracted with the counties department of Health and Social Services. Her responsibilities included writing training programs for Personal Care Aides and Home Health Aides, approved by the counties Department of Health. She also wrote the clinical manuals for both the professional and paraprofessional staff, the Employee manual, and the policies and procedures to comply with state and county regulations. In this capacity she formed a unit of Home Health Care Nursing Supervisors which was instrumental in enacting law and formulating regulations within Erie County governing licensed home health care agencies. Ms. Hartman moved to The Villages in 2008 and applied to volunteer with the Sumter County Medical Reserve Corps in 2011. In 2012, Ms. Hartman became the Sumter County MRC Volunteer Coordinator, responsible for recruitment, retention and compliance. In July 2012 she accepted the position of Program Director for the the Sumter County MRC. This responsibility entails recruiting and training the volunteers to staff shelters needed during disasters, and to promote disaster preparedness throughout Sumter County.

Page last updated: 4/3/2013