Star Trek Easter Egg - Captain's Table Authors

On the cover of each of the six books in the series, if you look closely then behind the main character in the background of the bar you can make out the author. ie - In 'Captains Table 6: Once Burned', by Peter David, you can see David laughing with some aliens in the background. The books are:

War Dragons
Dujonian's Hoard
The Mist
Fire Ship
Once Burned
Wehre Sea Meets Sky