To get the list of emails easily save the spreadsheet as a tsv and then run the following command on a UNIX system (replace hn.tsv with the name of the file tha

To get the list of emails easily save the spreadsheet as a tsv and then run the following command on a UNIX system (replace hn.tsv with the name of the file that you just saved): tail +5 hn.tsv | awk '{print $5"@"$6}' | sort -u