Leadership & Staff

Claire Hannan joined the Association of Immunization Managers as its first Executive Director in 2004 and has spent her career working to support immunization policies and practices. She is responsible…

As the Chief Policy and Government Relations Officer, Brent monitors the immunization policy landscape and develops resources to support AIM members engaging in effective policy development. He represents AIM in…

As the Chief Medical Officer, Michelle Fiscus, MD, FAAP, leads AIM’s CDC-funded project to improve COVID-19 vaccination rates in children under 5 years and helps inform AIM’s products, strategies, and…

As the Chief Programmatic Officer, Emily Messerli, DNP, APRN, FNP-C, leads a dynamic team to implement the activities associated with the Centers for Disease Control and Prevention (CDC) cooperative agreements.…

As Chief Financial Officer, Jennie supervises AIM’s business operations, including human resources, operations, fiscal management, accounting, and contract and grant management.  She collaborates with AIM’s leaders to develop a solid…

As the Chief Research, Evaluation, and Development Officer, Katelyn develops and manages AIM's research and evaluation activities; oversees AIM’s top priorities and vision; and strategically works to increase AIM’s financial…

As Communications Director, Tessa is responsible for developing and executing the organization's communications strategy. She manages all communications and ensures they are clear, unified, and compelling; provides oversight of the…

Mackenzie brings more than 20 years of public health, nonprofit, and vaccine advocacy experience to AIM. As Health Education Director, she designs and implements education and training on immunization program…

As the Health Equity and Member Services Director, Purnima Unni oversees the administration and management of activities associated with cooperative agreements awarded by the Centers for Disease Control and Prevention…

As Vaccine Access Policy Associate Director, Katy’s role is working on AIM’s CDC-funded project to improve COVID-19 vaccination rates in children under five years and helping inform AIM’s products, strategies,…

As Finance Associate Director, Bertrand is responsible for managing AIM’s finances which includes: generating financial reports, facilitating AIM’s annual audits, facilitating dues invoicing, payments, and reporting and coding income and…

As IIS Policy Associate Director, Kristy supports members with immunization information systems (IIS) and data exchange. She worked with the Wyoming Department of Health Immunization Unit in various roles before…

As the Communications Senior Coordinator, Angelika contributes to AIM’s communications efforts, including the website, social media, and email communications. She has supported organizations such as Banner Health, the Phoenix Children’s…

As Health Equity Coordinator, Helsa provides administrative support related to AIM’s partnership with CDC’s Racial and Ethnic Approaches to Community Health (REACH) program. Before joining AIM, Helsa served her community…

As the Member Services Coordinator, Mikaela collaborates on the CDC-awarded cooperative agreement goals with the team. Her role involves facilitating the progress, application, and maintenance of measures to improve immunization…

As Executive Assistant, Jasmine works closely with AIM’s Executive Director by providing calendar management, meeting support, and project management. She also assists members, staff, and stakeholders. Jasmine has over 25…

Rebecca Lawson is a 2022 CDC Public Health Associate working with AIM.  As a public health associate, she works to address public health needs and challenges in various ways. Becca…

As the Finance Associate, Cynthia supports AIM's finance team. Cynthia graduated from the University of Maryland with a Bachelor's in Media and Digital Communication and is pursuing a Master's in…

As the Research and Development Associate, Rachel provides administrative support to the Research and Development team. She works closely with the Corporate Alliance Program, the AIM Leadership in Action Conference,…

As a public health consultant for AIM, Emily focuses on vaccine confidence, immunization policy, and supporting research and development. Before joining AIM, she worked at Tacoma-Pierce County Health Department, where…

Lori is a private consultant who works with AIM to support immunization program managers in coordinating and operationalizing immunization information systems (IIS). She also assists AIM with various member services…

Monica manages the Corporate Alliance Program and has been with AIM since her retirement in 2018. She facilitates the Virtual Exhibit Hall webinars and coordinates the Exhibit Hall for the…