Designing for online interaction: Scaffolded and collaborative interventions in a graduate-level blended course Claudia Álvarez | Liliana Cuesta | Show more Claudia Álvarez Colombia Universidad de La Sabana Liliana Cuesta Colombia Universidad de La Sabana Submitted: 07/29/2021 | Accepted: 07/29/2021 | Published: 03/22/2012 DOI: https://doi.org/10.4995/eurocall.2012.16024