diff --git a/Presentations/Bockarie_GCE1_talk_2020.pdf b/Presentations/Bockarie_GCE1_talk_2020.pdf
index cd33fd1..ee34cba 100644
Binary files a/Presentations/Bockarie_GCE1_talk_2020.pdf and b/Presentations/Bockarie_GCE1_talk_2020.pdf differ
diff --git a/Presentations/EAMarais-ISSI-geo-May2024.pdf b/Presentations/EAMarais-ISSI-geo-May2024.pdf
index 433c1ca..077df55 100644
Binary files a/Presentations/EAMarais-ISSI-geo-May2024.pdf and b/Presentations/EAMarais-ISSI-geo-May2024.pdf differ
diff --git a/Presentations/EAMarais-UCL-Dec2023.pdf b/Presentations/EAMarais-UCL-Dec2023.pdf
index ec480e5..7b09161 100644
Binary files a/Presentations/EAMarais-UCL-Dec2023.pdf and b/Presentations/EAMarais-UCL-Dec2023.pdf differ
diff --git a/Presentations/Kelly_UCL_PG_2022.pdf b/Presentations/Kelly_UCL_PG_2022.pdf
index 6fbefa5..a32952c 100644
Binary files a/Presentations/Kelly_UCL_PG_2022.pdf and b/Presentations/Kelly_UCL_PG_2022.pdf differ