“…The analyses of the evolution of engagement indicators along the course has revealed the existence of different patterns of engagement among MOOC students [6,7,14,17,18]. For example, the learners that follow the so called "completing" or "all-rounders" pattern [2,6,7,14] have high values in the assignment engagement indicators along the course, while those belonging to the "auditing" or "viewers" group [2,14] show low values in assignment engagement indicators and high ones in video engagement indicators along the course.…”