Need to Announce Promotion Via E-mail, But How?

Dear Experts, I've been asked to write an e-mail announcing a promotion of one person to a management role. As a result, all his peers will now be reporting to him. I am supposed to write this as a 'congratulations' e-mail but also outline the new reporting status. This seems really odd to me because all of these people will be finding out their peer is now their boss for the first time via this e-mail. Any suggestions on how to do this effectively? Here is how our T.A.P. experts answered this question:Q#337 Meet with the team first to discuss the situation. No one likes getting significant news via email. (@gradversity) Q#337 U weren't asked to justify. "Congrats on promo. Flwg is reporting structure." Lv persnl feelings out. (@dawnbugni) [2 /2] Q#337 U've been asked to congratulate & announce the new structure. Agree, email not good way, but ... (@dawnbugni) [1/2] Our Twitter Advice Project (T.A.P.) is no longer an active campaign. To find an answer to the above question, please use the "Search" box in the right-hand column of this website.