diff --git a/data/content.toml b/data/content.toml
index 31c733ce8..34681aee4 100644
--- a/data/content.toml
+++ b/data/content.toml
@@ -31,7 +31,7 @@ lesson = 5
 
 [[classes]]
 title = "Profiling"
-leader = "Bennett Wineholt"
+leader = "TK"
 readings = ["ball-larus"]
 
 [[classes]]
@@ -45,7 +45,7 @@ lesson = 7
 
 [[classes]]
 title = "Automatic Verification"
-leader = "Benjamin Carleton, Surendra Ghentiyala"
+leader = "TK"
 readings = ["alive"]
 
 
@@ -62,7 +62,7 @@ lesson = 10
 
 [[classes]]
 title = "Alias-Based Optimization"
-leader = "Kei Imada, Jan-Paul Ramos, Ryan Mao, Albert Xiao"
+leader = "TK"
 readings = ["tbaa"]
 
 
@@ -73,12 +73,12 @@ lesson = 11
 
 [[classes]]
 title = "GC & Reference Counting"
-leader = "Omkar Bhalerao, Sanjit Basker, Justin Ngai, Melinda Fang"
+leader = "TK"
 readings = ["ugc"]
 
 [[classes]]
 title = "Fancy Memory Management"
-leader = "Evan, Andy, Emily"
+leader = "TK"
 readings = ["mesh"]
 
 
@@ -89,12 +89,12 @@ lesson = 12
 
 [[classes]]
 title = "Dynamic Languages"
-leader = "Benny Rubin, Collin Zhang, Alice Sze"
+leader = "TK"
 readings = ["self"]
 
 [[classes]]
 title = "Tracing"
-leader = "Vivian Ding and William Wang and Enoch Chen"
+leader = "TK"
 readings = ["tracemonkey"]
 
 
@@ -103,15 +103,14 @@ readings = ["tracemonkey"]
 [[classes]]
 lesson = 13
 
-# Replaced with guest lecture.
-# [[classes]]
-# title = "Superoptimization"
-# leader = "TK"
-# readings = ["super"]
+[[classes]]
+title = "Superoptimization"
+leader = "TK"
+readings = ["super"]
 
 [[classes]]
 title = "Synthesis-Aided Compilers"
-leader = "Yixiao Du and Matthew Hofmann"
+leader = "TK"
 readings = ["chlorophyll"]
 
 
@@ -125,10 +124,10 @@ lesson = 14
 
 [[classes]]
 title = "Compiler Frameworks"
-leader = "John Rubio, Arjun Shah, Jiahan Xie"
+leader = "TK"
 readings = ["mlir"]
 
 [[classes]]
 title = "Interactive Verification"
-leader = "Zak, Stephen V, Ali"
+leader = "TK"
 readings = ["compcert"]
diff --git a/data/schedule.toml b/data/schedule.toml
index 789f81f70..b48045d78 100644
--- a/data/schedule.toml
+++ b/data/schedule.toml
@@ -1,122 +1,111 @@
 [[days]]
-date = "August 22"
+date = "January 21"
 month = true
 
 [[days]]
-date = "August 24"
+date = "January 23"
 
 [[days]]
-date = "August 29"
-mon = true
+date = "January 28"
 
 [[days]]
-date = "August 31"
+date = "January 30"
 
 [[days]]
-date = "September 5"
-mon = true
+date = "February 4"
 month = true
 
 [[days]]
-date = "September 7"
+date = "February 6"
 
 [[days]]
-date = "September 12"
-mon = true
+date = "February 11"
 
 [[days]]
-date = "September 14"
+date = "February 13"
 
 [[days]]
-date = "September 19"
-mon = true
+date = "February 18"
+canceled = true
+event = "February break"
 
 [[days]]
-date = "September 21"
+date = "February 20"
 
 [[days]]
-date = "September 26"
-mon = true
+date = "February 25"
 
 [[days]]
-date = "September 28"
-
+date = "February 27"
 
 [[days]]
-date = "October 3"
-mon = true
+date = "March 4"
 month = true
 
 [[days]]
-date = "October 5"
+date = "March 6"
 
 [[days]]
-date = "October 10"
-mon = true
-canceled = true
-event = "Fall break"
+date = "March 11"
 
 [[days]]
-date = "October 12"
+date = "March 13"
 
 [[days]]
-date = "October 17"
-mon = true
+date = "March 18"
 
 [[days]]
-date = "October 19"
-notes = ["Due: [Project](../syllabus/#project) proposal."]
+date = "March 20"
 
 [[days]]
-date = "October 24"
-mon = true
+date = "March 25"
 
 [[days]]
-date = "October 26"
+date = "March 27"
 
+[[days]]
+date = "April 1"
+month = true
+canceled = true
+event = "Spring break"
 
 [[days]]
-date = "October 31"
-mon = true
+date = "April 3"
+canceled = true
+event = "Spring break"
 
 [[days]]
-date = "November 2"
-month = true
+date = "April 8"
 
 [[days]]
-date = "November 7"
-mon = true
+date = "April 10"
 
 [[days]]
-date = "November 9"
+date = "April 15"
+notes = ["Due: [Project](../syllabus/#project) proposal."]
 
 [[days]]
-date = "November 14"
-mon = true
+date = "April 17"
 
 [[days]]
-date = "November 16"
-event = "[Guest Lecture](../guest/) by Thierry Lavoie, Oracle"
+date = "April 22"
 
 [[days]]
-date = "November 21"
-mon = true
+date = "April 24"
 
 [[days]]
-date = "November 23"
-canceled = true
-event = "Thanksgiving"
+date = "April 29"
 
 [[days]]
-date = "November 28"
-mon = true
+date = "May 1"
+month = true
 
 [[days]]
-date = "November 30"
+date = "May 6"
 
 [[days]]
-date = "December 11"
-event = "Final project deadline (4:30pm)"
+date = "TBD"
+event = "Final project deadline"
 canceled = true
-mon = true
 notes = ["Due: [Project](../syllabus/#project)."]
+month = true