-==== Volunteer developer for One Laptop Per Child ====
- * In-house maintainer of the X11 windowing system
- * Work on localization, input devices and keyboard layouts
- * Miscellaneous operating system development, packaging engineering
- * Porting existing applications to the OLPC environment
- * Miscellaneous Linux kernel development
+==== Volunteer developer for One Laptop Per Child (May 2007 to present) ====
+ * In-house maintainer of the X11 windowing system;
+ * Work on localization, input devices and keyboard layouts;
+ * Miscellaneous operating system development, packaging engineering;
+ * Porting existing applications to the OLPC environment;
+ * Miscellaneous Linux kernel development.