Board & Administration

ISA Board Meeting held via Zoom - February 2026

Top Row: Allen Lieb (CEO), Therese Wirakesuma (ALD), Martin Rüttimann (ALD), Rafael Videira (Ex. Dir.)
Margaret Cooke (PPSA), Ryugo Hayano (TERI), Christie Felsing (ALD), Angelica Cortez (SAA)
Sue Wimpeney (ALD), Carolyn Cheng (ARSA), Anke van der Bijl (ESA)

Honorary Past-Presidents

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

Executive Director

Rafael Videira (USA)

Administrative Assistant

Aaron Van Heyningen (USA)

Board of Directors - as of July 1, 2026

Chair: Martin Rüttimann, Switzerland (At-Large Director 2026-2029)
Vice Chair: Dr. Ryugo Hayano, Japan (At-Large Director 2026-2029)
Secretary: Christie Felsing, USA (At-Large Director, 2025-2028)
Treasurer: Margaret Cooke, New Zealand (PPSA Representative 2026-2028)
Carolyn Cheng, The Philippines (ARSA Representative 2026-2028)
Anke van der Bijl, Netherlands (ESA Representative 2026-2028)
Angelica Cortez, USA (SAA Representative 2026-2028)
Sue Wimpeney, United Kingdom (At-Large Director 2024-2027)
Takeaki Miyamae, Japan (TERI Representative 2026-2028)

At-Large Directors are elected for a 3 year term (with possible re-election). Board Officers are elected for a 2 year term (with possible re-election).

* 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