**About the Special Issue Editor**

**Biswajit Sarkar** is currently Associate Professor at the Department of Industrial Engineering, Yonsei University, South Korea. He has completed his B.S. and M.S. in Applied Mathematics in 2002 and 2004, respectively, at Jadavpur University, India. He was awarded his Master of Philosophy for the application of Boolean polynomials from the Annamalai University, India, in 2008; Doctor of Philosophy in Operations Research from Jadavpur University, India, in 2010; and conducted his postdoctorate at the Pusan National University, South Korea (2012–2013). He has carried out teaching and research activities at various universities, including Hanyang University, South Korea (2014–2019), Vidyasagar University, India (2010–2014), and Darjeeling Government College, India (2009–2010). Under his supervision, fifteen students have been awarded their PhDs and three students their master's degree. Since 2010, he has published 166 journal articles in reputed journals such as Applied Mathematics and Industrial Engineering, and he has published one book. He serves on the Editorial Board of various reputed journals, including International Journals of Applied Mathematics and Industrial Engineering. He is the Topic Editor of the SCIE-indexed journal Energies and the Section Editor of the Scopus-indexed journal Inventions. He has served as Guest Editor of three Special Issues of the two SCIE-indexed journals Mathematics and Energies. He is a member of several learned societies. He was awarded Best Research Paper at an international conference in South Korea in 2014. He has been an Invited Speaker at numerous international conferences in addition to chairing sessions. He has been awarded a bronze medal from the Hanyang University in 2016 in recognition of his achievements. He is the recipient of the Bharat Vikash Award as a young scientist from India in 2016. He has received the International Award from Korean Institute of Industrial Engineers in 2017 at KAIST, Daejon, South Korea. He is the recipient of the Hanyang University Academic Award as one of the most productive researchers both in 2017 and 2018.
