Marcos Casero is a language teacher, visual artist, designer and researcher in street art. He works as a teacher at Universidad Complutense de Madrid. He has participated in numerous group exhibitions and won several prizes related to the field of art. He has made a number of murals and street art interventions in public spaces. He has also published various scientific articles on art and education.

- Contemporary drawing and teaching innovation.
- Street art, graffiti and interventions in public space.
- Optical illusions and visual perception.

- Currently: Associate Professor of the Department of Drawing and Engraving of the Faculty of Fine Arts. Universidad Complutense de Madrid.
- Currently: Visual artist.
- 2017-2021: Predoctoral researcher in the Department of Drawing and Engraving of the Faculty of Fine Arts. Universidad Complutense de Madrid.
- Previously: Different training grants at Universidad Complutense de Madrid.

- Currently: PhD student in Fine Arts. Universidad Complutense de Madrid.
- 2020: University Master's Degree in Teacher Training for Compulsory Secondary Education and Baccalaureate. Specialization in Plastic and Visual Arts. Universidad Complutense de Madrid.
- 2014: University Master's Degree in Conservation of Cultural Heritage. Universidad Complutense de Madrid.
- 2013: Graduated in Fine Arts. Universidad Complutense de Madrid. Extraordinary Degree Award in Fine Arts, academic year 2012-2013.