Received: 24 May 2021
Accepted: 20 August 2021
First Online: 14 September 2021
: This paper is an original work by Diego Serrano and Eleni Stroulia. The work includes two empirical studies, which received research ethics approval from the University of Alberta Research Ethics Board: 1) LRA Query Editor Usability Evaluation No. Pro00075495, approved on August 15, 2017; and 2) LRA Study No. Pro00078367, approved on January 15, 2018.
: Not applicable.
: The authors declare that they have no competing interests.