Southeast AAPM Executive and Leadership Team

August, 2026

Leadership Overview

Southeast AAPM has 10 executives leading key functions including strategic governance, medical physics advocacy, and professional development.

Committed to advancing clinical science, Southeast AAPM fosters collaboration among medical physicists to improve patient care through rigorous research, education, and the dissemination of technical knowledge across the region.

Leadership Roles at Southeast AAPM

  • President - David Wiant
  • President - Ehsan Samei
  • President - Kenneth Ekstrand
  • President - Kent Larsen
  • President - Ivan Brezovich
  • President-Elect - David Piantino
  • President - Cha Chang
  • President - Nick Detorie
  • President - Carnell Hampton
  • President-Elect - Billy Dunavant
  • David Wiant - President

    David Wiant, the President at Southeast AAPM, directs the overarching strategic vision for the organization. Focusing on the integration of physics into clinical practice, Wiant manages the dissemination of technical information to the medical physics community. This leadership role involves coordinating regional meetings and networking events that support professional growth for members. By overseeing the alignment of chapter goals with the broader national association, David Wiant ensures that the organization maintains high standards for training and research. The President facilitates communication between the Board of Directors and the membership base to drive innovation in medical physics. Through active engagement with academic and clinical partners, Wiant strengthens the impact of the chapter on regional healthcare outcomes. This position requires constant evaluation of industry trends to keep the organization at the forefront of biological and medical physics applications.

    Ehsan Samei - President

    Ehsan Samei, the President at Southeast AAPM, architects the research initiatives and educational frameworks that define the chapter. By prioritizing the application of physics in medicine, Samei drives the development of training programs for students and professionals. This leadership role involves managing the distribution of awards and grants to encourage excellence in the field. Ehsan Samei coordinates with the Board of Directors to represent the interests of the Southeast region within the national association. The President oversees the implementation of technical standards that improve diagnostic and therapeutic procedures. Through the promotion of collaborative research projects, Samei enhances the scientific output of the membership. This executive function ensures that the organization remains a vital resource for technical information and professional networking. By fostering a culture of continuous learning, Samei secures the long-term relevance of the chapter in the evolving landscape of medical physics.

    Kenneth Ekstrand - President

    Kenneth Ekstrand, the President at Southeast AAPM, manages the operational governance and policy framework for the organization. Focusing on the administrative health of the chapter, Ekstrand ensures that all professional development activities align with the mission of promoting physics in biology and medicine. This leadership role involves overseeing the financial and logistical aspects of regional meetings to maximize member engagement. Kenneth Ekstrand facilitates the connection between the chapter and the national Board of Directors to ensure consistent representation. By streamlining communication channels, the President improves the flow of technical information to the medical physics community. Ekstrand drives initiatives that expand the reach of the organization to students and early-career professionals. This executive position requires a deep understanding of the regulatory and scientific challenges facing the field. Through diligent oversight, Ekstrand maintains the integrity and influence of the chapter within the broader medical physics landscape.

    Kent Larsen - President

    Kent Larsen, the President at Southeast AAPM, leads the outreach and community engagement efforts for the organization. By focusing on the expansion of networking opportunities, Larsen drives the growth of the membership base across the Southeast region. This leadership role involves organizing symposia and workshops that highlight advancements in medical physics. Kent Larsen coordinates with other executive leaders to ensure that the chapter provides high-quality resources for both students and established professionals. The President oversees the development of partnerships with academic institutions to foster interest in the field. Through the promotion of collaborative forums, Larsen facilitates the exchange of technical knowledge and best practices. This executive function supports the mission of the organization by creating a robust environment for professional development. By prioritizing member needs, Larsen ensures that the chapter remains a central hub for innovation and education in the medical physics community.

    Ivan Brezovich - President

    Ivan Brezovich, the President at Southeast AAPM, directs the technical standards and scientific integrity of the organization. Focusing on the rigorous application of physics in clinical settings, Brezovich manages the review of technical information disseminated to the membership. This leadership role involves guiding the chapter through complex scientific challenges and ensuring that all educational content meets industry benchmarks. Ivan Brezovich collaborates with the Board of Directors to advocate for the professional interests of medical physicists. The President oversees the implementation of programs that support the training and certification of students. By fostering a culture of scientific excellence, Brezovich drives the chapter to achieve its goals in research and clinical application. This executive position requires a commitment to the advancement of medical physics through evidence-based practices. Through strategic leadership, Brezovich ensures that the organization provides significant value to the medical physics community.

    David Piantino - President-Elect

    David Piantino, the President-Elect at Southeast AAPM, prepares for the future strategic direction of the organization. Focusing on the transition of leadership, Piantino assists in the management of current initiatives while planning for upcoming organizational goals. This leadership role involves supporting the President in the execution of regional meetings and professional development programs. David Piantino coordinates with the Board of Directors to identify emerging trends in medical physics that require attention. By participating in the decision-making process, the President-Elect ensures continuity in the mission of promoting physics in medicine. Piantino oversees specific projects aimed at increasing member participation and engagement. This executive function requires a proactive approach to identifying opportunities for growth and improvement within the chapter. Through careful preparation and collaboration, Piantino ensures that the organization remains well-positioned to address the evolving needs of the medical physics community.

    Cha Chang - President

    Cha Chang, the President at Southeast AAPM, oversees the strategic alignment of the chapter with the national association. Focusing on the integration of regional activities with broader organizational goals, Chang manages the representation of the chapter to the Board of Directors. This leadership role involves driving initiatives that promote the application of physics in biology and medicine. Cha Chang coordinates the planning of annual meetings to ensure that members receive high-quality technical information. The President facilitates the development of networking opportunities that connect professionals across the region. By prioritizing the needs of the membership, Chang ensures that the organization remains a vital resource for career advancement. This executive position requires a focus on long-term sustainability and the promotion of scientific excellence. Through effective leadership, Chang strengthens the impact of the chapter on the medical physics community and the broader healthcare sector.

    Nick Detorie - President

    Nick Detorie, the President at Southeast AAPM, leads the operational execution of the chapter's mission. Focusing on the delivery of educational resources, Detorie manages the logistics of workshops and seminars that support the professional development of members. This leadership role involves overseeing the distribution of technical information and ensuring that all programs meet the needs of the medical physics community. Nick Detorie coordinates with the Board of Directors to implement policies that enhance the value of membership. The President drives the development of initiatives that encourage student interest in medical physics. By fostering a collaborative environment, Detorie facilitates the exchange of knowledge among professionals. This executive function requires a focus on efficiency and the effective use of organizational resources. Through dedicated leadership, Detorie ensures that the chapter continues to provide essential support for the advancement of physics in medicine.

    Carnell Hampton - President

    Carnell Hampton, the President at Southeast AAPM, directs the advocacy efforts for the organization. Focusing on the professional interests of medical physicists, Hampton manages the representation of the chapter to external stakeholders and the national association. This leadership role involves driving initiatives that promote the importance of physics in clinical practice. Carnell Hampton coordinates with the Board of Directors to ensure that the chapter's voice is heard in discussions regarding industry standards. The President oversees the development of programs that support the career growth of members. By fostering strong relationships with academic and clinical partners, Hampton enhances the influence of the organization. This executive position requires a focus on communication and the ability to articulate the value of medical physics to a wider audience. Through strategic advocacy, Hampton ensures that the chapter remains a powerful force for progress in the field.

    Billy Dunavant - President-Elect

    Billy Dunavant, the President-Elect at Southeast AAPM, supports the current leadership in the administration of organizational programs. Focusing on the development of future strategies, Dunavant assists in the coordination of regional meetings and professional networking events. This leadership role involves preparing for the transition to the presidency by gaining a deep understanding of the chapter's operational needs. Billy Dunavant collaborates with the Board of Directors to identify areas for improvement in the delivery of technical information. The President-Elect oversees specific projects that aim to increase the engagement of students and early-career professionals. By participating in the governance of the organization, Dunavant ensures that the mission of promoting physics in medicine remains a priority. This executive function requires a focus on collaboration and the ability to support the broader goals of the chapter. Through active involvement, Dunavant prepares to lead the organization toward continued success.

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    Frequently Asked Questions Regarding Southeast AAPM Top Executives and Leadership Team

    Who leads Southeast AAPM?
    Southeast AAPM is led by David Wiant (President), along with executives such as Ehsan Samei (President) and Kenneth Ekstrand (President).
    Who is part of Southeast AAPM’s executive team?
    The executive team of Southeast AAPM includes leaders such as David Wiant (President), Ehsan Samei (President), Kenneth Ekstrand (President) and other senior executives.
    How many executives does Southeast AAPM have?
    Southeast AAPM has 10 executives leading key business areas.
    What roles are included in Southeast AAPM’s leadership team?
    The leadership team of Southeast AAPM includes roles such as President, President, President, President, President.