diff --git a/01_project_management/workpackages/workpackages.md b/01_project_management/workpackages/workpackages.md
index 47eda74..be4b7a2 100644
--- a/01_project_management/workpackages/workpackages.md
+++ b/01_project_management/workpackages/workpackages.md
@@ -6,18 +6,38 @@ package a preregistration was published. This file contains an overview of them.
 
 ## Pregistrations for different work packages
 
-### WP01
+### WP01A
 
-* Description:
+* Description: This WP examines how willingness to delegate professional and
+  personal writing tasks to AI and disclose information to AI evolves over time,
+  and how user characteristics and AI perceptions influence these behaviors.
 
 * Collaborators:
   - Teresa Luther
-  - Nico Ehrhardt
-  - Irena Vanessa Ivan
   - Angelica Henestrosa
+  - Maren Mayer
 
 * Preregistration link: https://osf.io/58tqc
 
+### WP01B
+
+* Description: This WP investigates the temporal dynamics of usefulness and
+  creepiness on Trust, Trust on Willingness to delegate decision-making (WtD)
+  and Wtd on Adoption operationalized as task-handover frequency. 
+
+* Collaborators:
+  - Nico Ehrhardt
+  - Irena Vanessa Ivan
+  - Stefanie Klein
+
+* Preregistration link:
+  https://osf.io/vpuar/overview?view_only=4c7fb38161574bfcb44ff8d297335017 
+
+* Full paper: https://doi.org/10.1016/j.chbah.2026.100325
+
+Note that WP01 was split into WP01A and WP01B as its scope extended beyond a
+single paper. See details regarding the split: https://osf.io/7zqgp
+
 ### WP02
 
 * Description:
@@ -27,6 +47,7 @@ package a preregistration was published. This file contains an overview of them.
 
 * Preregistration link:
 
+
 ### WP03
 
 * Description: This WP examines whether the perception of communicative AI as