Stupid root question

[Greg Booth]

> > Remove her from the sudoers group.
> Nearest I can tell I don't have a 'sudoers' group.
>
> Do you mean remove some group from the user M?
> She has these listed:
> adm, admin, audio, dip, lpadmin, mail, new_user, plugdev, video
>
> /d
>

Remove her from admin.

sudo cat /etc/sudoers shows

--snip
# Members of the admin group may gain root privileges
%admin ALL=(ALL) ALL
--/snip

Greg