Public Address Announcer and Lifetime DSM member Tom Ryan was featured in The Voice, a publication by the National Association of Sports Public Address Announcers. Tom Ryan is the P.A. Announcer for the university of Detroit Mercy. In the article Tom discusses the term "Four on The Floor" and what it means to P.A. announcing.
Click and read the article below:

http://naspaa.net/theVoice/18_53a03_April.pdf