Use image directive instead of figure directive.

organizers.md

@@ -1,14 +1,14 @@
 # Organizer team
 
-```{figure} images/andy.png
+```{image} images/andy.png
 ---
 height: 150px
 ---
 
 [Andy Connolly (Department of Astronomy, University of Washington)](https://astro.washington.edu/people/andy-connolly)
 ```
 
-```{figure} images/nicoleta.png
+```{image} images/nicoleta.png
 ---
 height: 150px
 ---
@@ -17,7 +17,7 @@ height: 150px
 ```
 
 
-```{figure} images/vani.png
+```{image} images/vani.png
 ---
 height: 150px
 ---
@@ -26,15 +26,15 @@ height: 150px
 ```
 
 
-```{figure} images/arokem.png
+```{image} images/arokem.png
 ---
 height: 150px
 ---
 
 [Ariel Rokem (Department of Psychology, University of Washington)](https://arokem.org)
 ```
 
-```{figure} images/anshul.png
+```{image} images/anshul.png
 ---
 height: 150px
 ---