Gusta Marcus is an experienced educational developer currently working at NCOI Groep since October 2018. Previous roles include serving as a lecturer at the University of Amsterdam from January 2015 to February 2018, where Gusta provided small-scale education for second-year psychology students, focusing on scientific reasoning, writing skills, and argumentation. Additional experience includes positions at Zone3 in various roles related to office support and customer service, Ipsos as a telephone interviewer conducting market research, and an internship at the Center for People and Buildings, where Gusta developed a tool to measure perceptions of laboratory environments. Gusta's academic qualifications include a Master of Science in Research Master's Psychology and a Bachelor of Science in Psychology from the University of Amsterdam, as well as international experience through an Erasmus exchange at the University of Southampton.