The Geoscience and Remote Sensing Society of IEEE, publishes a quarterly Newsletter about “the science and engineering of remote sensing of the Earth’s land, oceans, and atmosphere”.
The last edition (March 2009) features a 7-page article about OTB which is entitled: “Open Source Remote Sensing: Increasing the Usability of Cutting-Edge Algorithms”.
The article explains the goals and philosophy of OTB and presents some examples of available features.
The full pdf file for the Newsletter can be downloaded here.