International Society of Travel Medicine
Office hours: Monday - Friday, 9.00 - 17.00 EDT (UTC-04)

ISTM Secretariat

Executive Director: Jodi Metzgar

Jodi MetzgarAt ISTM, Jodi Metzgar was Acting Executive Director starting in 2020 and in January 2022, the Executive Board made the decision to have her become ISTM's Executive Director. She oversees all of what happens at ISTM. Jodi oversees everything that involves the Executive Board at the highest level.

Jodi also staffs the Continuing Professional Development Committee, the Examination Committee, and the Research and Awards Committee.

Jodi joined ISTM in 2015 as the Managing Director of Projects and was promoted to Deputy Director in 2017. Before coming to ISTM she was employed by the Sherwood Group, where she led two client teams that provided complete staffing and headquarters support to Sherwood client organizations.

Finance Manager: Elena Axelrod

Elena Axelrod Since 2002, Elena has held a variety of roles at ISTM. Currently, she works as the Data & Finance Manager, managing accounts payables and receivables for the society and foundation, maintaining contracts and legal documents, reconciles all transactions, and supports the annual audits. Elena also currently provides data support for GeoSentinel® projects. In her free time, Elena enjoys international travel and spending time with her two grandchildren.

Marketing Coordinator: Whitney Alexander

Whitney Alexander Whitney Alexander has held the position of Marketing Coordinator at ISTM since 2017.

She received a Bachelor of Science in Marketing at the University of Tennessee, Chattanooga and graduated in 2000. After graduation, Whitney was awarded a Graduate Assistantship and continued her studies to complete an MBA with a concentration in International Business in 2002. She brings more than 20 years of marketing experience to the society, having worked for both non-profit and for-profit organizations. Whitney is creative and passionate about marketing strategy, leadership and engagement.

Whitney's position coordinates the updating and maintaining the ISTM website, society communications (inclusive of the newsletter, promoting the Journal of Travel Medicine, email blasts and direct mail), updating and maintaining marketing brochures, and ISTM marketing strategy planning and collateral. She also provides support for ISTM activities, sponsorship and brand engagement in addition to representing the society in related meetings and assisting with membership support as needed.

Originally from Chattanooga, Tennessee Whitney has spent time living and working in Loire Valley, France, Chicago, Illinois and Napa Valley, California before moving to Atlanta in 2012. She enjoys travel and embraces the opportunity to experience new cultures. In her leisure time Whitney swims, enjoys art, gastronomy and wine appreciation, volunteering and spending time with her family.

GeoSentinel Data and Network Coordinator: Hannah Emetulu

Hannah EmetuluHannah is a full-time GeoSentinel Data and Network Coordinator. She helps with data management and quality control. Hannah also performs quarterly data analyses, trains new data personnel at GeoSentinel sites, and answers accessibility issues.

Hannah completed a Bachelor's degree in Biology from the University of Georgia in 2010 and a Master’s in Public Health from Georgia State University in 2012. She has a strong background in data management and clinical research. Hannah has most recently worked as a Senior Research Admin Coordinator at Emory School of Medicine. She can be reached at the GeoSentinel data quality email address:

GeoSentinel Program Manager: Aisha Rizwan

Aisha Rizwan Aisha Rizwan has been the Program Manager for GeoSentinel since August 2019. She completed a Bachelor's degree in Health Sciences from the Adventist University of Health Sciences in 2013 and a MPH in Public Health Practice from the University of South Florida in 2018. She brings an impressive background in preventative health, project management and clinical research.

Aisha can be reached at the new GeoSentinel program manager address:


Contact Us

Phone: +1.404.373.8282*
Fax: +1.404.373.8283
Office Hours: Monday - Friday, 9.00 - 17.00 (UTC-04)
Mail and Courier: 11720 Amber Park Drive, Suite 160; Alpharetta, Georgia 30009, United States of America

*Upon phoning the ISTM Secretariat, you will be prompted to reach ISTM staff at the extensions listed below:

  • LaVelle Johnson, Membership Coordinator, Press "1" or dial extension 1006
  • Whitney Alexander, Marketing, Press "2" or dial extension 1001
  • Elena Axelrod, Accounting, Press "5" or dial extension 1000
  • Aisha Rizwan, GeoSentinel, Press "6" or dial extension 1005
  • Hannah Emetulu, GeoSentinel, Press "7" or dial extension 1004
  • Jodi Metzgar, Executive Director, Press "8" or dial extension 1007