You can save expert or/and company names in the result list by clicking on the "Action" button and selecting "Add expert" or '"Add company". The experts information (name, country, affiliation and top document) will be saved in “The experts” list.
"Add expert & X similar" allows you to save the expert's name and those of his coauthors or similar experts (experts with the same profile of expertise).
You can also save an expert's name from a document in your biblio space. To do this, go to "The Biblio" space and open a document. Then click on an expert name in the "Authors" line and select "Add expert". The expert's name and information will be saved in "The experts" list.