As a part of the lecture series, a lecture titled ‘Reengineering of Library and Information System: issues and challenges’ was organized by the Department of Information Science and Library Management, University of Dhaka on 04th January 2018. Dr. Narendra Lahkar, Professor, Department of Library and Information Science, Faculty of Arts at Gauhati University, Assam, India was the invited speaker. During the lecture, Dr. Lahkar put focus on the changes of library services and discussed how the modern technologies creating new dimensions in contemporary library and information systems and services. Dr. Lahkar referred these changes as reengineering of library and information systems and services. A good number of faculties, researchers, LIS professionals and students were attended in the lecture session.