Nazrin B. Laskar did MPhil and Ph.D. from University of Delhi. Her research interests include language variation and change, language contact, pidgins and creole studies, Dialectology and Cognitive Sociolinguistics. She is primarily interested in studying tense, mood and aspect in contact languages or minority languages embedded in multilingual or language contact situations. She co-authored two books “The Linguistic Identities of the Milky Shaikhs in India: A myth or reality” and "The Structure of Ganderbal Kohistani, From a Multilingual Perspective" which are published from Lincom Europa (München, Germany). She published many research papers as book-chapters and in many journals of good repute. Some of her publications include a book-chapter in Variation in Indigenous Minority Languages (co-authored) (IMPACT: Studies in Language and Society 25) published by John Benjamins (Amsterdam/Philadelphia) and North East Indian Linguistics published by Cambridge University Press (New Delhi).She has prepared the e-texts of “Quantitative Sociolinguistics” for e-PG Pathshala Programme in Linguistics (Inflibnet). She was one of the editors of Aligarh Journal of Linguistics (included in UGC CARE LIST) from 2014-25. She is a member of the Publication Committee of Indian Linguistics, Journal of the Linguistic Society of India. 

She presented papers in 25 international and 8 national conferences, some of which include NWAV ASIA-PACIFIC- I (Delhi University in 2011), NWAVE 37 (Rice University, Texas in 2008, jointly), NWAVE 32 (University of Pennsylvania, Philadelphia in 2003, jointly), International Symposium on Bilingualism-8 (Oslo University, Norway in 2011), 9^th and 24^th Himalayan Languages Symposium, Society for Pidgin and Creole Linguistics (SPCL) annual conference  (INALCO, Paris in June 28-30, 2021). She had supervised seven PhD and one MPhil dissertations. She and her team of research students are engaged in the study of minority languages and contact languages in multilingual contexts in India. She is also engaged in research on language comprehension patterns of visually impaired children from Cognitive Sociolinguistic framework. As convener of the Department -FYUP committee, she played a pivotal role in designing and implementing the Four Year Undergraduate Program in the Department. She is the deputy coordinator of the Advance Diploma in Translation Course.