diff --git a/college-majors/README.md b/college-majors/README.md
index c653e93..2cb00ad 100644
--- a/college-majors/README.md
+++ b/college-majors/README.md
@@ -12,7 +12,7 @@ majors-list.csv:
 - List of majors with their FOD1P codes and major categories.
 - Major categories are from Carnevale et al, "What's It Worth?: The Economic Value of College Majors." Georgetown University Center on Education and the Workforce, 2011. http://cew.georgetown.edu/whatsitworth
 
-Three data files:
+Three main data files:
 - all-ages.csv
 - recent-grads.csv (ages <28)
 - grad-students.csv (ages 25+)
@@ -20,6 +20,8 @@ All contain basic earnings and labor force information.
 recent-grads contains more detailed breakdown, including by sex and by the type of job they got. Full headers below.
 grad-students contains details on graduate school attendees.
 
+Additionally, women-stem.csv contains data for scatter plot in associated DataLab post on women in science/technology jobs. It is a subset of recent-grads.csv
+
 Headers for  recent-grads.csv
 
 Header | Description