Arnaud Delormes EEGLAB toolbox was published in 2004: https://scholar.google.com/citations?user=Wmxh4LkAAAAJ&hl=de&oi=ao It is the same year as Richard Davidson’s PNAS paper has been published: https://www.pnas.org/doi/10.1073/pnas.0407401101 Is this a coincidence? Arnaud Delorme looks much more relaxed today than on pictures which where released many years ago. And this is similar for Peter Chartlon, Alexandre Barachant, William Croft Hugo, …