List of Articles شکاف عملکرد Open Access Article Abstract Page Full-Text 1 - Recognition of the Performance Gap Model in Iran's Social Security Organization in order to Approach Shift in Conventional Training Mohammad salehi Shervin Mashayekhi Taraneh Enayati Open Access Article Abstract Page Full-Text 2 - Review the gap between the existing and desired performance of the employees in order to implementation of the human performance improvement in the social security organization SHERVIN MASHAYEKHI Mohammad salehi TARANEH ENAYATI 10.52547/istd.31469.8.29.123