2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/47082The objective of superstring phenomenology is to develop the models and methodology needed to connect quantitatively between Planck scale physics and electroweak scale experimental data. I review the present status of this endeavor with a focus on the three generation free fermionic models.23 pages. Standard Latex & iopconf1.sty. To appear in the proceedings of the Beyond the Desert 97 -- Accelerator and non Accelerator Approaches, Castle Ringberg, Tegernsee, Germany, 8-14 June 1997High Energy Physics - PhenomenologyHigh Energy Physics - Theorytext