Journal of Library Services and Technologies, 6(1), 170 - 182, 2024 ISSN: 2616-1354 (Print) 2636-7424 (Online) Available online at credencepressltd.com DOI: http://doi.org/10.47524/jlst.v6i1.171 An assessment of the proficiency of library and information service (LIS) personnel in Nigeria Olufemi Francis Olusanya 1 , Siddiqah O. Oyedokun 2 , Abiodun O. Odunewu, PhD 3 and Temitope O. Mabawonku 4* Olabisi Onabanjo University Library, Ogun State, Nigeria E-mail: olusanya.olufemi@oouagoiwoye.edu.ng 1 , oyedokun.siddiqah@oouagoiwoye.edu.ng 2 , bodunewu@oouagoiwoye.edu.ng 3 , mabawonku.temitope@oouagoiwoye.edu.ng 4 Cell: +2348055831822 1 , +2348059923265 2 , +2348034013503 3 , +2348136658696 4 *Corresponding author Abstract This purpose of this study was to assess the proficiency of library and information service (LIS) personnel in Nigeria. The descriptive survey design was adopted for the study. A structured questionnaire was used to gather data from 45 library staff attendees of 2019 workshop held at the Federal University of Lokoja by the NLA (IT) Section. A total of 38 (84% response rate) copies of the questionnaire were retrieved and analysed with frequency, percentage, mean and standard deviation for the study, using SPSS software. The results revealed that librarians and information experts are knowledgeable in areas such as users’ need, information retrieval etc. Library and information service personnel have a high proficiency in ICT skills (   3.69) and personal attributes (  4.18). The study concluded that high level of expertise in numerous areas of librarianship possessed by library and information workers and recommended an ongoing professional development and specialized instruction in operating systems and software management. Keyword: Proficiency, library and information service (LIS) personnel, ICT skills, personnel attributes, knowledge in librarianship Introduction The technology-savvy users with their compelling needs, growing rates of competition presumed on proliferating technologies, dynamic institutional policies, demanding job responsibility of information providers and their concern with effective and efficient services delivery requires proficiency of information services providers. Similarly, the nature of 21st century service delivery which requires information service providers to alter their role from traditional fashion to modern method of services delivery (Mahapatra & Das, 2019) calls for the exigency of competence and proficiency of information services providers, particularly in Nigeria to enable them deal with the complex nature of their job. The proficiency of professionals in the Library and Information Science (LIS) field plays a crucial role in the effective delivery of services in Nigeria. As libraries continue to evolve in response to technological advancements and changing information needs, it is imperative for library and information service personnel to possess the necessary skills and knowledge to meet these challenges. Proficiency in the LIS field encompasses a wide range of competencies, including information retrieval, cataloging, classification, digital literacy, and emerging technology skills. These skills are essential for providing quality services and enabling users to access and utilize information effectively (Aina, 2019). The proficiency of personnel in the library and information science (LIS) field is a crucial factor in delivering effective services and meeting the evolving information needs of users. However, several challenges exist in relation to the proficiency of LIS professionals, including the 170