Footnotes

• Contributors ARH conceived the idea for the study, purchased the equipment, wrote the script and filmed the training video, administered the study, and interpreted the data. ARH wrote the letter. JJPA helped design the study, reviewed the script for the training video and performed the technique during recording, measured the participant’s EEG lead from gold standard, and reviewed and commented on the paper.

• Funding The finance for this project was funded personally by ARH. ARH has no affiliation with the company that produces the BraiNet template.

• Competing interests None declared.

• Ethics approval Ethical approval was granted by the University of Sheffield Research Ethics Committee.

• Provenance and peer review Not commissioned; internally peer reviewed.