- Professor, Department of Dermatology & Venereology, All India Institute of Medical Sciences (AIIMS), New Delhi, India
- Secretary, Dermatopathology Society of India.
- Fields of interest: dermatopathology, photodermatology, vesicobullous diseases, psoriasis, atopic dermatitis, leprosy, lasers.
- Publication:over 120 scientific articles in indexed journals and 37 chapters in various books besides editing 3 books and 2 CDs.
- Founding Editor-in-Chief, Indian Journal of Dermatopathology and Diagnostic Dermatology
- Associate Editor, Indian Journal of Dermatology, Venereology and Leprology
- Reviewer for journals, Dermatology, BJD, Clinical & Experimental Dermatology and Indian Pediatrics.