The volumes resulting from the ICMI Studies appear in the New ICMI Studies Series (NISS) published by Springer under the general editorship of the President and the Secretary-General of ICMI. 

Twenty-three studies have been completed.

Three ICMI Studies are currently in process:

ICMI Study 26 : Advances in Geometry Education

In September 2022 the ICMI EC announced the launching of the 26th ICMI Study on Advances in Geometry Education.

International Program Committee Co-Chairs:
- Angel Gutierrez (Spain)
- Tom Lowrie (Australia).
International Program Committee Members:
- Cathy Bruce (Canada)
- Fabien Emprin  (France)
- Keith Jones (UK)
- Roza Leikin (Israel)
- Lisnet Mwadzaangati (Malawi)
- Oi-Lam Ng (Hong Kong)
- Yukari Okamoto (USA)
- Milton Rosa (Brazil)
- Manuel Santos-Trigo (Mexico)
- Frederick Leung, ex-officio member as ICMI president (Hong Kong)
- Jean-Luc Dorier, ex-officio member as ICMI Secretary-General (Switzerland)

The first IPC Meeting took place in Valencia (Spain) on February 23-25, 2023. The IPC as well as the ICMI President and ICMI Secretary-General ( ex-officio's and Series Editors) participated in the meeting.

The Discussion Document will be available in early April, 2023 and will be accessible here.

The Conference will take place in Reims (France) on April 23-26, 2024.

The deadline for sending a 8-page contribution will be around mid-september 2023.

As soon as the website is operational, a link will appear here.

ICMI Study 25: Teachers of Mathematics Working and Learning in Collaborative Groups

In November 2018 the ICMI EC announced the launching of the 25th ICMI Study on Mathematics teachers working and learning in collaborative groups.

International Program Committee Co-Chairs:
- Hilda Borko (U.S.A.)
- Despina Potari (Greece)
International Program Committee Members:
- Shelley Dole (Australia)
- Cristina Esteley (Argentina)
- Rongjin Huang (U.S.A.)
- Ronnie Karsenty (Israel)
- Takeshi Miyakawa (Japan)
- João Pedro da Ponte (Portugal)
- Ornella Robutti (Italy)
- Luc Trouche (France)
- Jill Adler, ex-officio member as ICMI President (South Africa)
- Abraham Arcavi, ex-officio member as ICMI Secretary-General (Israel)

The first IPC meeting took place February 11-13th, 2019 in the IMU Secretariat in Berlin. The IPC as well as the ICMI President and ICMI Secretary-General ( ex-officio's and Series Editors) participated in the meeting.

The Discussion Document can be found here. 

The Conference was held at Instituto de Educação, Universidade de Lisboa (Portugal) on February 3-7, 2020.

See http://icmistudy25.ie.ulisboa.pt/ for the website of the conference

The Conference proceedings can be downloaded here.

The volume should be published in 2023.

ICMI Study 24: School Mathematics Curriculum Reforms: Challenges, Changes and Opportunities 

At the end of 2016 the ICMI EC launched the 24th ICMI Study with the topic: "School Mathematics Curriculum Reforms: Challenges and Changes".

International Program Committee Co-Chairs:
- Yoshinori Shimizu (Japan)
- Renuka Vithal (South Africa)
International Program Committee Members:
- Angel Ruiz (Costa Rica)
- Al Cuoco (USA)
- Marianna Bosch (Spain)
- Soheila Gholam Azad (Iran)
- Will Morony (Australia)
- Yan Zhu (China)
- Ferdinando Arzarello, ex-officio member as ICMI president (Italy)
- Abraham Arcavi, ex-officio member as ICMI Secretary-General (Israel)

The first IPC meeting was November 13-15th, 2017 in the IMU Secretariat in Berlin. The IPC as well as the ex-officio's participated in the meeting.  

The Discussion Document can be found here.

The conference was held in Tsukuba (Japan) on November 25-30, 2018.

See https://www.human.tsukuba.ac.jp/~icmi24/ for the website of the conference.

The Conference proceedings can be downloaded here.

The volume is about to be published.