For the Order
From Diablo Wiki
This page provides information on For the Order Achievement. It details when the conversations become available Kormac, the Templar.
If you are going back to quests in order to get these conversations make sure you check the Templar first for any conversations he has available. If they are white text listen to them. Some conversations won't appear if he has others not listened to (white text).
The For the Order achievement is required in order to complete the following achievement(s).
| Dirty Little Secrets
|20|| Complete the follower conversation achievements listed below.
| The Art of Conversation
|20|| Complete the main character, follower, and artisan conversation achievements listed below.