You can take melonhead's "another way" and add to it this way:
Type just the unique part of their name, like "quigley" might be their last name. So type "quig" and hit Ctrl+K. It brings up everybody who has "quig" anywhere in their name. So, you can be sure that with Ursula, you'll only have to type a couple of letters and hit Ctrl+K. If only one match is found, it auto-puts that person in and you don't even have to select.
Type just the unique part of their name, like "quigley" might be their last name. So type "quig" and hit Ctrl+K. It brings up everybody who has "quig" anywhere in their name. So, you can be sure that with Ursula, you'll only have to type a couple of letters and hit Ctrl+K. If only one match is found, it auto-puts that person in and you don't even have to select.