Dr Jyotirmoy Guha is an Associate Professor and Head of the Department of Physics at Santipur College in West Bengal, India. He stood 1st class 1st in both his B.Sc and M.Sc from Kalyani University, and completed a Ph.D in Quantum Cosmology. Books authored by Dr. Guha include: Quantum Mechanics (Theory, Problems and Solutions), published in 2012 (3rd edition in 2019); Solid State Physics (Theory, Problems and Solutions), published in 2018 (2nd edition in 2019); Modern Physics Vols I and II, both published in 2020; and Quantum Optics and Quantum Computation: An Introduction (co-authored), published by IOP Publishing in 2022.