What is the fine-grained topic of the following text: Also I express many Thanks to Bobbie Garrison,Lisa Evans Garner, Andi Morgan, Patti Jennings, Mark Sebby, Lisa Peters, Nathan Peters, Ashly Richards, Des Zambrano, Ronnie Normour, Edwin and Amy Myers, Peety, Vic, and Max. Only return the topic.
Expressing gratitude to individuals.