In This Issue

Derivative-free optimization is arising in more and more domains, given the pervasiveness of experimental data.

Koopman operator theory, which addresses nonlinearity, provides a powerful alternative to the geometric view of dynamical systems.

Seymour Victor Parter, a past president of SIAM with broad research interests, passed away on October 21, 2022.

The SIAM community recently elected three members to the Board of Trustees and four members to the Council.

During the COVID-19 pandemic, preliminary predictions based on noisy and often incomplete data became elements of a real-time discussion.

The 2022 SIAM Washington, D.C.-Baltimore Section Annual Meeting connected local SIAM members from all sectors.

Richard Moore previews upcoming events and reflects on the resilience of SIAM conferences during the pandemic.

Becky Kerner overviews SIAM's abundant resources and programs that support the applied mathematics community.

The 2022 Gene Golub SIAM Summer School, which took place in L'Aquila, Italy, featured a mix of lectures and hands-on activities.

Kivmars Bowling recaps recent developments in SIAM Publications, including a website update and exciting new books.

COMAP's annual contests promote math modeling for students from the middle school to undergraduate level.

Ernest Davis reviews The Story of Proof: Logic and the History of Mathematics by John Stillwell.