When it comes to student learning, there is no activity with greater impact than how you design your course assessment. We all know that it works best when it facilitates meaningful and engaged learning by allowing students to participate in the process and gain timely and relevant feedback. It must be fair, accurate, and manageable for those undertaking it, and this is no easy task. There has been much written in recent times on innovations in assessment. Lecturers have long been striving for new ways to make it more valid, transparent and diverse (Race, 2007). Asking students to review and give feedback on each others work is one such approach. With the advent of Massive Open Online Courses (MOOCs), this practice of allowing students to assess and give feedback on each others work has grown in prevalence (Bali, 2014). Surely, it makes sense that students would benefit from understanding the criteria of an assignment so well that they could appraise the work of others for quality. But...