This special issue consists of selected papers presented at the 29th ASME Annual Conference on Information Storage and Processing Systems (ISPS) held online on June 2-3, 2021. The conference covered broad topics on information storage and processing systems. Presenters were invited to submit full length journal papers for publication in MST. All submitted papers were refereed according to the rigorous journal standards. The review process was coordinated by following guest editors: Profs. Paul C.-P. Chao, Wanchin Kim, and Yuan Ma. Nineteen papers were accepted for publication.

We hope that readers find the papers in the issue to be informative.

Prof. Bharat Bhushan

Co-Editor in Chief, MST.

Sept. 2022.