Add more background to lesson 1.

[rnaseq-cwl-training.git] / README.md

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@@ -5,7 +5,7 @@ rnaseq.
 
 | Lesson   | Description |
 |----------|-------------|
-| [Lesson 1](lesson1/lesson1.md) | Turning a shell script into a workflow from existing tool wrappers  |
+| [Lesson 1](lesson1/lesson1.md) | Turning a shell script into a workflow by composing existing tools  |
 | [Lesson 2](lesson2/lesson2.md) | Running and debugging a workflow  |
 | [Lesson 3](lesson3/lesson3.md) | Writing a tool wrapper  |
 | [Lesson 4](lesson4/lesson4.md) | Analyzing multiple samples  |