Alejandra V. Montoya is a microbiologist, holding a BSc from the Universidad de Antioquia in Colombia, with an MSc in Agricultural Microbiology from the Universidade Estadual Paulista, UNESP in Brazil and has a PhD in Sciences with emphasis in Sanitary Engineering from the Universidade de São Paulo, USP in Brazil. She is currently researcher assistant in University of Galway. Her research experience has focused on topics related to the biological production of hydrogen and methane, wastewater treatment, lignocellulosic waste, characterization of microbiomes using molecular tools, the microbiology of aerobic and anaerobic systems, degradation of inhibitory and toxic compounds, rumen and methanogenesis reduction in rumen.