Update AllFunders_Intro-to-R.md

closed registration, added dates for next workshop

registrations/AllFunders_Intro-to-R.md

@@ -2,19 +2,20 @@
 
 *Note: In 2024, some workshops will be taught in person and others will be online via Zoom.*
 
-### **Workshop dates and times:**
-**IN-PERSON (Longwood Medical Area):**
+### **ONLINE Workshop dates and times:**
 
-**Tuesday, January 23, 2024**: 10 AM - 12 PM
+**Tuesday, April 9, 2024**: 10 AM - 12 PM
 
-**Friday, January 26, 2024**: 10 AM - 12 PM
+**Friday, April 12, 2024**: 10 AM - 12 PM
 
-**Tuesday, January 30, 2024**: 10 AM - 12 PM
+**Tuesday, April 16, 2024**: 10 AM - 12 PM
 
-**Friday, February 2, 2024**: 10 AM - 12 PM
+**Friday, April 19, 2024**: 10 AM - 12 PM
 
 _Instruction will be **mostly learner-centric**, requiring a time commitment between the workshop sessions!_
 
+NOTE: Workshop dates are subject to change - please check back!
+
 ---
 
 ### **Description:**
@@ -82,14 +83,17 @@ Please make sure you **take the following into account when signing up** for the
 3. _Active participation during discussion sessions._
 
 
-<!-- This content will not appear in the rendered Markdown -->
-
-<!-- 
 <div style="text-align:center">
 	 <a><button name="button" style = "color: red" >Registration is now closed!</button></a>
 </div>
 
--->
+<div style="text-align:center">
+	 (Registration opens two weeks before the start of the workshop.)
+</div>
+
+<!-- This content will not appear in the rendered Markdown -->
+
+<!-- 
 
 <div style="text-align:center">
 	 <a><button name="button" style = "color: blue" onclick="location.href='https://harvard.az1.qualtrics.com/jfe/form/SV_dos7dpP9615SvP0'">Click here to Register!</button></a>
@@ -98,6 +102,7 @@ Please make sure you **take the following into account when signing up** for the
 <div style="text-align:center">
 	 (Please check the eligibility requirements below prior to registering)
 </div>
+-->
 
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