List of Articles Open Access Article Abstract Page Full-Text 1 - Identifying the Competencies of Teacher Assistants the Process of Online Learning- teaching: A Qualitative Research Khodayar Abili Zeinab Sadat Mostafavi Fatemeh Narenji thani 20.1001.1.24233277.1397.5.16.1.4 Open Access Article Abstract Page Full-Text 2 - The Barriers of Effective Managerial Coaching When Facing Employees' Unsatisfactory Performance in a Data Center Services Unit Golnoosh Sharifan Seyyed Babak Alavi 20.1001.1.24233277.1397.5.16.2.5 Open Access Article Abstract Page Full-Text 3 - Designing a National Human Resource Development Model Using System-Dynamic Approach Rahmatollah Pakdel Aryan gholipour Syed Hosain Hosseini 20.1001.1.24233277.1397.5.16.3.6 Open Access Article Abstract Page Full-Text 4 - The Effect of Gamification on Employee Motivation and Learning at Cooperative Management Training Course in Tehran Pars Oil and Gas Company Saeed Safaei Movahed Seyed Morteza Rikhtegarzadeh 20.1001.1.24233277.1397.5.16.4.7 Open Access Article Abstract Page Full-Text 5 - Human Capital Development by Coaching Approach: Specific Business Coaches’ Competencies Mohammad Azizi Ali Ghodarzi 20.1001.1.24233277.1397.5.16.5.8 Open Access Article Abstract Page Full-Text 6 - Assessing the Effective Factors on Informal Learning of Employees in National Iran Petrochemical Company Using Group Analytic Hierarchy Process (AHP) Zahra Gharli Ali Najafi meysam bolgorian 20.1001.1.24233277.1397.5.16.6.9 Open Access Article Abstract Page Full-Text 7 - Studying the Effect of E-Learning Courses of Universities and Non-profit Institute on Knowledge Development alireza jazini 20.1001.1.24233277.1397.5.16.7.0