While CHIIR 2020 had to be cancelled due to the current global situation with Covid-19, the paper accompanying the tutorial on multi-method evaluation (that I would have held there) is published.
Bauer, Christine (2020). Multi-Method Evaluation: Leveraging Multiple Methods to Answer What You Were Looking For. Proceedings of the 2020 Conference on Human Information Interaction and Retrieval (CHIIR ’20). Vancouver BC, Canada, 14-18 March, pp 472-474. DOI: 10.1145/3343413.3378015