Al-Nashmi, M.M. and Al-Ansi, M.A. 2023. The Impact of Human Capital on Organizational Performance through the Mediating Role of Social Capital: A Field Study at the Mobile Phone Companies in Yemen. University of Science and Technology Journal for Management and Human Sciences. 1, 2 (Aug. 2023), 127–159. DOI:https://doi.org/10.59222/ustjmhs.1.2.5.