Towards Integrating Conversational Agents and Learning Analytics in MOOCs. - Stavros N. Demetriadis; Anastasios Karakostas; Thrasyvoulos Tsiatsos; Santi Caballé; Yannis A. Dimitriadis; Armin Weinberger; Pantelis M. Papadopoulos; George Palaigeorgiou; Costas Tsimpanis; Matthew Hodges (EIDWT, 2018)