diff --git a/docs/source/_static/custom.css b/docs/source/_static/custom.css
index 1c9a321..42c6db7 100644
--- a/docs/source/_static/custom.css
+++ b/docs/source/_static/custom.css
@@ -9,4 +9,8 @@ div.tags {
 .icon-container {
     display: flex;
     justify-content: space-between;
+}
+
+figcaption, .figure .caption {
+    text-align: justify;
 }
\ No newline at end of file
diff --git a/docs/source/misc_figures/who_did_what.png b/docs/source/misc_figures/who_did_what.png
new file mode 100644
index 0000000..40e4bf8
Binary files /dev/null and b/docs/source/misc_figures/who_did_what.png differ
diff --git a/docs/source/mri_acquisitions.rst b/docs/source/mri_acquisitions.rst
index 60bdc55..a095987 100644
--- a/docs/source/mri_acquisitions.rst
+++ b/docs/source/mri_acquisitions.rst
@@ -32,9 +32,7 @@ runs in terms of MRI sequences within sessions:
    the right side of the corresponding row.
 
 Besides, a plan of the MRI sessions undertaken per participant can be
-found in Table `[table:acqplan_appendix] <#table:acqplan_appendix>`__.
-and a summary of the fMRI-data anomalies over sessions and participants
-can be found in Table `[table:dataanomalies_appendix] <#table:dataanomalies_appendix>`__.
+found in :ref:`this figure <tasksubdiagram>`.
 
 Parameters of the MRI sequences
 -------------------------------
diff --git a/docs/source/participants.rst b/docs/source/participants.rst
index be9a1cf..d5c10a7 100644
--- a/docs/source/participants.rst
+++ b/docs/source/participants.rst
@@ -34,4 +34,17 @@ consult (Pinho et al. 2018).
    *sub-13*   2016                28.2 M   0.6
    *sub-14*   2016                28.3 M   0.7
    *sub-15*   2017                30.3 M   0.9
-   ========== =================== ==== === ================
\ No newline at end of file
+   ========== =================== ==== === ================
+
+Tasks performed by each participant
+-----------------------------------
+
+The figure below illustrates the tasks completed by each participant, highlighting the variation in task participation across individuals. While some participants completed all tasks, others only performed a subset of them.
+
+.. _tasksubdiagram:
+
+.. figure:: misc_figures/who_did_what.png
+   :alt: Tasks performed by each participant.
+   :scale: 20 %
+
+   **Tasks performed by each participant.** Each row corresponds to a different task, and each column represents a participant. Cells are highlighted in green if the participant completed the task; otherwise, the cell remains uncolored.
\ No newline at end of file