his paper aims to identify the stratification of Iranian Library and Information Science academics in terms of visibility, effectiveness and scientific and professional performance. The present study is applied and is implemented through survey and webometrics methods and with a descriptive approach. The research population includes all Iranian academics working in Library and Information Science departments with a PhD with the titles Assistant Professor, Associate Professor and Full Professor. Google Scholar is used to gather web data. A researcher-constructed questionnaire is also used to gather data from the research population in order to stratify them in terms of professional and scientific performance. J Mehrad, MH Dayani and R Fattahi achieved the first to the third ranks respectively in terms of professional and scientific performance. There is also a direct and significant relationship between stratification of the visibility and effectiveness and professional and scientific performance. Graduation from foreign universities, proficiency in English language, writing team papers, scientific collaboration with international scientists, membership of valid national and international research groups, employment in university departments with high experience and also employment in university departments which offer postgraduate qualifications are considered the main factors behind some members’ visibility in the research community.

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