**About the Editors**

**Swee Chuan Tjin** is a Professor of Optics and Photonics at Nanyang Technological University in Singapore. Prof. Tjin's research interests are in fiber optic sensors, biomedical engineering, and biophotonics. Over the years, he has published more than 300 refereed journal papers and conference papers and has filed 40 patents in fiber optic sensors, biomedical engineering, and biophotonics. He is the Associate Provost (Graduate Education and Lifelong Learning) at Nanyang Technological University. He is also concurrently the Co-Director of The Photonics Institute (TPI) and the Founding Chair of the National Research Foundation (NRF)-funded LUX Photonics Consortium, which is a national consortium involving both industry and academia. Prof. Tjin has been in various leadership roles, including as Associate Provost (Graduate Education), Executive Director for the Office of Research & Technology in Defence and Security, Director (Projects) in the President's Office, Director of Research Support Office, Associate Chair (Research) for the School of Electrical and Electronic Engineering, Assistant Director of Research, Deputy Director of the CNRS-International-NTU-Thales Research Alliance (CINTRA), Co-Directors of the Thales@NTU Joint Research Laboratory, Co-Director of the Singapore-University of Washington Alliance in Bioengineering Programme (SUWA), and Founding Director of the Photonics Research Centre.

**Lei Wei** is an Associate Professor at Nanyang Technological University in Singapore. He received the B.E. degree in Electrical Engineering from Wuhan University of Technology (China) in 2005 and the Ph.D. degree in Photonics Engineering from the Technical University of Denmark (Denmark) in 2011. Then, he joined the Research Laboratory of Electronics at the Massachusetts Institute of Technology (USA) as a postdoctoral associate. In 2014, he joined the School of Electrical and Electronic Engineering at Nanyang Technological University in Singapore as a Nanyang Assistant Professor. In 2019, he was promoted to Associate Professor with tenure. His main research interests are fiber-based devices, multi-functional fibers, bio-fiber interfaces, and in-fiber energy generation and storage. He has served as a TPC chair or TPC member in many conferences. He currently serves as the Director of Centre for Optical Fibre Technology (COFT) at the Nanyang Technological University. He also serves as the Chair of The Optical Society (OSA) Singapore Section and an Executive Committee Member of IEEE Photonics Society Singapore Chapter.
