Board & Administration

ISA Board Meeting held via Zoom - October 2025

Top Row: Allen Lieb (CEO), Therese Wirakesuma (ALD), Sue Wimpeney (ALD), Margaret Cooke (PPSA)
Middle Row: Martin Rüttimann (ALD), Ryugo Hayano (TERI), Carey Beth Hockett (ALD), Rafael Videira (ED)
Bottom Row: Carolyn Cheng (ARSA), Angelica Cortez (SAA), Anke van der Bijl (ESA)

Honorary Past-Presidents

Hiroko Suzuki *
Koji Toyoda
Mrs. Waltraud Suzuki *
Dr. Shinichi Suzuki *

Interim Chief Executive Officer

Allen Lieb, USA

Executive Director-Elect

Rafael Videira (USA)

Administrative Assistant

Aaron Van Heyningen (USA)

Board of Directors - as of October 18, 2025

Chair: Martin Rüttimann, Switzerland (At-Large Director 2023-2026)
Vice Chair: Dr. Ryugo Hayano, Japan (TERI Representative 2023-2026)
Secretary: Therese Wirakesuma, Indonesia (At-Large Director 2023-2026)
Treasurer: Margaret Cooke, New Zealand (PPSA Representative 2026-2028)
Carolyn Cheng, The Philippines (ARSA Representative 2023-2026)
Anke van der Bijl, Netherlands (ESA Representative 2026-2028)
Angelica Cortez, USA (SAA Representative 2024-2026)
Sue Wimpeney, United Kingdom (At-Large Director 2024-2027)
Christie Felsing USA (At-Large Director, 2025-2028)

* Deceased

Executive Committee

Chair: Martin Rüttimann (ESA)
Ryugo Hayano (TERI)
Therese Wirakesuma Secretary (PPSA)
Margaret Cooke Treasurer (PPSA)

Finance Committee

Margaret Cooke (PPSA)
Martin Rüttimann (ESA)
Ryugo Hayano (TERI)
Angelica Cortez (SAA)

Publications Committee

Angelica Cortez (SAA)
Ryugo Hayano (TERI)
Anke van der Bijl (ESA)

Meeting Minutes