Dr. Shikha Kaushik is working as Assistant Professor (Chemistry) at Rajdhani College, University of Delhi, and teaching graduate students of various courses for more than 10 years. She did her post-graduation in Organic Chemistry and Ph.D. in Biophysical Chemistry from the University of Delhi. Her research interests include biophysical & biochemical aspects of nucleic acids, multistranded DNA structures, and DNA-drug interactions. She received the prestigious UGC Research Fellowship in Science for Meritorious students (RFSMS) for pursuing research work. Dr. Kaushik has published a number of research articles in international journals like　Biochemistry, JBSD, Biopolymers, Results in Chemistry (Elsevier), etc. She has written two chapters in books published by　Springer　and also contributed as a content writer – "Electrophoresis & Isotopes in Biology" (Bioorganic & Biophysical Chemistry) for e-PG Pathshala. Dr. Anju Singh is working as Assistant Professor (Chemistry) in Ramjas College, University of Delhi for 6 years.She has taught undergraduate students of B.Sc. (H) Chemistry, B.Sc. (P) Life Sciences. Her specialization is Organic Chemistry and she did her Ph. D. in Biophysical Chemistry. She is teaching the core paper "Biochemistry" to B.Sc. (H) Chemistry students. She is also involved as content writer in MOOC development of modules for Biochemistry practical. She has published research papers in peer-reviewed international journals of good reputation, e.g., RSC Advances (RSC), International Journal of Biological Macromolecules (Elsevier), Molecules (MDPI), IJMS (MDPI) etc.