First to conduct Dermatosurgery workshop in Eastern India. Since 2006, regularly conducting the “Eastern India workshop of Dermatosurgery and Cosmetic Dermatology” atIPGMER AND SSKM HOSPITAL to train dermatologists of the eastern states of our country.

He has conducted many workshop as chairman and principal coordinator, viz;

• “Workshop on INTELLECTUAL PROPERTY RIGHTS”, in collaboration with Dept. of Science and Technology Govt. of West Bengal.
• “Workshop on HIV & AIDS” in collaboration with WBSAPCS Govt. of WB.
• “Workshop on WORLD WITHOUT LEPROSY” As Vice Chairperson and Chairperson Scientific Committee, with GRECALTES where His Excellency the Hon’ble Governor of West Bengal Shri. Gopal Krishna Gandhi was the Chief Guest.

Past Associate Editor- INDIAN MEDICAL JOURNAL,
Past Member - INDIAN JOURNAL OF DERMATOLOGY
Past Guest Editor – YOUR HEALTH,
Past Associate editor, JOURNAL of IASSTTD and AIDS
Present adviser to Editorial Board, JOURNAL of IASSTTD and AIDS,

He is a Member, PANEL OF EXPERT FOR DERMATOLOGY for Drug controller General (1), DDHS, NEW DELHI, since 1999.
Also the SUBJECT EXPERT & CONSULTANT for UGC Country wide Class room Television Program by (EMRC), Kolkata, since 2000

Prof. R.N.Dutta was the COORDINATOR, COURSE COMMITTEE- Calcutta University for Dermatology 2002-2003, Was then MEMBER of THE EXPERT COMMITTEE-IN MEDICINE AND ALLIED SUBJECTS, CALCUTTA UNIVERSITY, Later, the CONVENER, BOARD of STUDIES of West Bengal University of Health Sciences, till 2009

PAPER PUBLISHED in many leading non dermatology international Journals like ;

• JOURNAL OF ENVIORNMENT MONITORING, 2004, 6, 75N-83N
• ARCHIVES OF ENVIROMENTAL HEALTH. NOVEMBER 2003[Vol. 58(No. 11)]
• TOXICOLOGY 208(2005)185-169

He was the Chairman Scientific committee of (ASTICON-2005), Member of scientific Committees SOUTH ASIAN REGIONAL CONFERENCE OF DERMATOLOGY -1999 and NATIONAL CONFERENCE OF IADV&L-1999.

GUEST SPEAKER in many National and Regional Conferences, and RESOURCE PERSON in many Workshops.

Participated in MANY INTERNATIONAL / WORLD CONFERENCES WORLD LEPROSY CONGRESS VIZ; Delhi in 1984, in NETHERLANDS IN 1988; Asian Dermatological Association Conferences in Singapore in 1989, Hongkong in 1991; WCD in Beijing 2004, WCD in Argentina 2007, EADV in Greece 2006, EADV in Paris 2008 and WCD Scoul South Korea.

He Passed Senior Cambridge from Loyola School, Jamshedpur, M.B.B.S from Calcutta National Medical College and MD from Patna Medical College.

Hobbies : Travelling , Photography, Writing.