Dr. Jair Arrieta Baldovino is a Lecturer at the Univesidad de Cartagena, Colombia. He obtained a doctorate in Civil Engineering with an emphasis on Geotechnics (2018–2021) on the Postgraduate Program in Civil Engineering (PPGEC) of the Federal University of Technology-Paraná-UTFPR with a CAPES DS scholarship. He received a master's degree in Geotechnical Engineering at PPGEC from UTFPR (2016-2018) with a PAEC scholarship from the Coimbra Group of Brazilian Universities (GCUB), Organization of American States (OAS), and Pan American Health Organization (OPS)/CAPES Announcement 2015. His research interests include ground improvement, unsaturated soils, paving materials, and optimization structures. He is currently conducting research focused on soil geopolymer improvement based on ground glass waste, lime sludge, coffee waste, RAP-activated cellulose ash, cement, sodium hydroxide, sodium chloride, and recycled plaster.