Sunita Mathur Narain, a Hindi language educator by trade and a musician by training, lives in the United States and has been teaching Hindi to adult learners for past 14 years in the United States. She has taught at the Diplomatic Language Services, Inlingua, and worked as a reviewer, editor and translator at the University of Maryland & SCOLA. Originally, Sunita hails from the city of Ajmer in Rajasthan, India, where she graduated with a Master's of Arts degree in Indian Classical Vocal Music from the Ajmer University. Sunita is the co-author of Survival Hindi.

Madhumita Mehrotra was born and raised in the Indian state of Uttar Pradesh. She has taught English and Hindi to thousands of students over a period of 30 years, in various language institutes in the US. She is a certified Hindi language tester and works as a target language expert and Hindi audio reviewer. In addition to her career as a teacher, Madhumita has also served as a TV presenter (Hindi) for over 15 years, is a classically trained Kathak dancer, and has performed in many Hindi stage and television plays and regional movies in India. She is the co-author of Survival Hindi.