Added brief description of the various styles/class files.

README.md

@@ -6,6 +6,8 @@ Team](https://logicalhacking.com):
                & Security Research Team](https://logicalhacking.com).
 * **lh-presentation:** LaTeX package for presentations by members of the 
                [Software Assurance & Security Research Team](https://logicalhacking.com).
+* **lh-poster:** LaTeX package for posters by member of the 
+               [Software Assurance & Security Research Team](https://logicalhacking.com).
 * **lh-lecture:** Various LaTeX packages for teaching related material (lecture slides, 
                homework).
 

lh-lecture/README.md

@@ -2,6 +2,14 @@
 A family of LaTeX classes for lecture material that follow the cooperate style of the
 [Software Assurance & Security Research Team Sheffield](https://logialhacking.com).
 
+* *lh-lecture-presentation:* A LaTeX style file providing, in general, helpful commands for 
+                             structuring large presentations (i.e., lectures) and, in  
+                             particular, the ``lecturedesc`` environment. 
+* *lh-lecture-cloze:* A LaTeX style for building cloze tests or for
+                      using similar techniques on slides and hand-outs.
+* *lh-exercise:* A LaTeX class for problem (homework/exercise) sheets
+                 including model solutions. 
+
 ## Installation 
 * Copy the various `*.sty` and `*.cls` files into your `texmf` tree.