The Working Group 22 "Architectural Geometry" was approved during the IASS EC meeting held in Melbourne on July 9, 2023 and is being organized under the leadership of co-chairs Cyril DOUTHE (France), Toby MITCHELL (USA) and Eike SCHILING (Hong Kong). The working group pages have been set up on the IASS website and are under construction by the co-chairs. IASS members interested in joining WG 22 should contact the co-chairs or the Secretariat.

At the Awards Conferral Ceremony of the 2023 Annual Symposium, the 21st Hangai Prizes were conferred to the following winners, who all later presented their papers at the symposium:

• Zoe COOPERBAND (USA): "Towards Homological Methods in Graphic Statics"
• Kentaro HAYAKAWA (Japan): "Panel-pin Model for Kinematic and Equilibrium Analysis of Rigid Origami"
• Jonas WARMUTH (Germany): "Computational Conceptual Design –Typological Exploration of Spatial Truss Systems through Optimization"
• Yiwei ZHANG (China): "Modular Design of Multistable Pneumatic Structures from a Flat Pattern of Air Pouches"

Their papers will not only appear in the Proceedings of the 2023 Symposium but will also be published in the December 2023 issue of the Journal of the IASS.

In addition to their medals and other benefits,each of the winners will receive one dues-free year of IASS membership. (This award of one-year dues-free membership accrues also to each of the non-winning entrants into the Hangai Prize competition who presented their papers at the 2023 Annual Symposium.)

At the IASS Annual Symposium held in Melbourne, Australia, the following distinguished honors were formally conferred:

• Eduardo Torroja Medal for Matsuro SASAKI (Japan)
  
• IASS Honorary Membership for Michael Valentin BALZ (Germany)
• IASS Isler Prize for Janet ECHELMAN (USA)

The last is the first award of the recently established IASS Isler Prize described at https://iass-structures.org/Isler-Prize/.

At the annual meeting of the IASS Executive Council held on 9 July 2023, the following honor was approved and announced for conferral at the 2024 Annual Symposium in Zurich, Switzerland:

IASS Honorary Membership for David M. CAMPBELL (USA)

The annual Executive Council meeting was held on Sunday, July 9, one day before the start of the 2023 Annual Symposium in Melbourne.

The Executive Council approved the results of the annual election by the membership for renewal of one third of the IASS Executive Council and seated the following for 3-year terms:

• Sigrid ADRIAENSSENS (re-elected)
  
• Kai-Uwe BLETZINGER (re-elected)
• Tomohiro TACHI (re-elected)
• Toru TAKEUCHI (re-elected)
• Yi Min "Mike" XIE (previously co-opted)
• Jinzhi WU (newly elected)

In addition, at the meeting, the EC co-opted the following to 3-year terms:

• Emily BAKER (newly co-opted as Chair of the Communications Committee)
• William BAKER (previously elected, now co-opted to break tie in election)

And the following former EC members were elected to the Advisory Board:

• Niels De Temmerman (chair of Working Group 15)
• Juan Gerardo OLIVA SALINAS (former Vice President and former Chair of the Membership Committee)
  

For IASS members, access to the PDF of the full issue is through the Publications Gateway of this website. The issue will be available soon on the Ingenta website in the usual form.

This is a special issue prepared by IASS Working Group 8: Metal Spatial Structures with guest editors Toru Takeuchi, Su-Duo Xue and Shiro Kato and consisting of a preface and 12 technical papers.

Also included is a memorial statement for Horst Berger (1928-2019), a pioneering designer of fabric tension structures and an IASS Torroja Medalist.

The IASS regrets to report the death of IASS Honorary Member N.K. Srivastava on April 21. He was an IASS member since the early 1970s, was a long-time member of the Executive Council 1990-2012, was Vice President 2003-2012, and was conferred Honorary Membership in 2014. His significant service to the Association included membership of the Editorial Committee since 1983, Scientific Chair and Organizer of the 1992 IASS Symposium in Toronto, Chair of TAC 1993-2003, and Chair of Honors & Awards 2006-2012. He was also IASS representative to SEWC and Vice President of the SEWC Board for many years.

For IASS members, access to the PDF of the full issue is through the Publications Gateway of this website. The issue will be available soon on the Ingenta website in the usual form.

The ICCT 2023 Conference, co-organized by IASS Working Group 3 and originally scheduled for October 2023 in Shanghai, has been cancelled by the local host and organizing committee.