If you are interested in learning about the basics of Enterpriese Architecture Management (EAM), a good starting point is provided in EA and EAM Definition.
If you are already have proficient knowledge in the field of EAM, you might be interested in learning more about EAM topics currently discussed in practice and academia. These topics can be found in Hot Topics in EAM.
Finally, if you want to get an overview of all wiki articles including an indication of their popularity, please refer to the Topic Cloud.