His primary motivation to pursue an academic career was teaching, which he considers the backbone of successful and meaningful research. He is interested in the relationship between car dependency, sustainable transportation, and the impact of uncertainty in travel decisions through the analysis of multiple data sources, from passively collected (e.g. smartcard information) to surveys (e.g. discrete choice stated preference surveys). Soza Parra is also concerned about cities increasing growth rate and its sustainability implications. For him, public transportation and active transport are the alternatives to promote. Understanding private-car drivers' attitudes towards mobility is key, especially when encouraging a fairer use of the space.