DEPARTMENT: From the ACM CEO
The new Policy for Honors Conferred by ACM and its associated procedures address two overarching issues with respect to awards, and addresses the very serious matter of award revocation.
Vicki L. Hanson
Page 5
DEPARTMENT: Cerf's up
The smartphone has become the Swiss Army knife of computing and communication. However, there are some downsides to this cornucopia of utility wrapped up in a pocket-sized device.
Vinton G. Cerf
Page 7
DEPARTMENT: BLOG@CACM
Jason Hong considers how computer scientists, technologists could help guide regulation of the social media giant.
Jason Hong
Pages 8-9
COLUMN: News
A focus on causality is promising to help researchers overcome shortcomings that have bedeviled more traditional approaches to artificial intelligence.
Marina Krakovsky
Pages 11-13
Digital twins aim to model reality so we can see how it changes.
Neil Savage
Pages 14-16
Advancements in AI, machine learning, and next-gen technologies are transforming the fight against world hunger.
Logan Kugler
Pages 17-19
COLUMN: Education
"I cannot work on what I cannot see . . ." —Katherine Goble, Hidden Figures
Tiffani L. Williams
Pages 20-22
COLUMN: Kode Vicious
The lessons here are broader than just a simple "Don't do that."
George Neville-Neil
Pages 23-24
COLUMN: Historical Reflections
A new history of modern computing.
Thomas Haigh
Pages 25-30
COLUMN: Viewpoint
Suggesting a better route to evaluate autonomous vehicles' smartness.
Yu-Ju (Tony) Tu, Shari S. Shang, Junyi Wu
Pages 31-34
Learning Responsible AI together.
Shlomi Hod, Karni Chagal-Feferkorn, Niva Elkin-Koren, Avigdor Gal
Pages 35-39
Is artificial intelligence up to the task of managing online discourse in social networks?
Erich Prem
Pages 40-42
SECTION: Practice
An experience report.
Timothy Clem, Patrick Thomson
Pages 44-51
Evaluating tool design guidelines with SWAN.
Daniil Tiganov, Lisa Nguyen Quang Do, Karim Ali
Pages 52-58
SECTION: Contributed articles
AI is driving the next evolution of chess, giving players a glimpse into the game's future.
Nenad TomaĊĦev, Ulrich Paquet, Demis Hassabis, Vladimir Kramnik
Pages 60-66
Can algorithmic advice override preconceived notions and the believability of fake news?
Dorit Nevo, Benjamin D. Horne
Pages 68-75
SECTION: Turing lecture
Jeffrey D. Ullman and Alfred V. Aho are recipients of the 2020 ACM A.M. Turing award. They were recognized for creating fundamental algorithms and theory underlying programming language implementation and for synthesizing these …
Alfred Aho, Jeffrey Ullman
Pages 76-91
SECTION: Review articles
The recent progress and ongoing problems of keeping online platforms and their users safe from malicious activities.
Alon Halevy, Cristian Canton-Ferrer, Hao Ma, Umut Ozertem, Patrick Pantel, Marzieh Saeidi, Fabrizio Silvestri, Ves Stoyanov
Pages 92-98
SECTION: Research highlights
"Supporting People with Autism Spectrum Disorders in the Exploration of PoIs" is an example of work that takes seriously the task of supporting a small group that is not well served by existing recommender systems.
Robin Burke
Page 100
We propose a novel Top-N recommendation model that combines information about an autistic user's idiosyncratic aversions with her/his preferences in a personalized way.
Noemi Mauro, Liliana Ardissono, Federica Cena
Pages 101-109
"Worst-Case Topological Entropy and Minimal Data Rate for State Estimation of Switched Linear Systems" gives a method for computing the topological entropy of a broad class of systems called switched linear systems.
Sayan Mitra
Page 110
In this paper, we study the problem of estimating the state of a switched linear system when the observation of the system is subject to communication constraints.
Guillaume O. Berger, Raphael M. Jungers
Pages 111-118
COLUMN: Last byte
FBI agents Saskia Lipcott and Dinah Carter are forced to deal with Dupin, the agency's rogue crime-fighting computer that is out to get them.
Brian Clegg
Pages 120-ff