[OSPO Book] include contributors section

Signed-off-by: Ana Jimenez Santamaria <[email protected]>

ospo-book/content/en/07-chapter.md

@@ -1,7 +1,42 @@
 ---
-title: "Chapter 7"
-status: To be Done
+title: "Acknowledgements to Contributors"
+status: Completed
 weight: 90
 ---
 
-# TBD
+# Acknowledgements to Contributors (Individuals)
+
+Each contributor has brought a unique perspective, making the OSPO Book Project possible. The contributor list below is updated with every new release and does not include organization affiliation. However, individuals can 
+open a Pull Request (PR) at any time to add their names to the list if they have made meaningful contributions to the project. A maintainer will review your submission later.
+
+* Alin Jerpelea
+* Ana Jiménez Santamaría
+* Annania Melaku
+* Carlos Maltzhan
+* Chris Aniszczyk
+* Chris Xie
+* Christine Abernathy
+* Cornelius Schumacher
+* David A. Wheeler
+* Gergely Csatari
+* Gil Yehuda
+* Hiro Fukuchi
+* Jiri Marek
+* Jonas van den Bogaard
+* Kate Stewart
+* Masae Shida
+* Masayuki Kuwata
+* Remy D
+* Rob Moffat
+* Seo Yeon Lee
+* Shane Coughlan
+* Shilla Saebi
+* Stephanie Lieggi
+* Supriya Ashish Chitale
+* Takanori Suzuki
+* Victor Lu
+
+If you would like to start making your first contributions, we recommend [subscribing to the mailing list](https://lists.todogroup.org/g/WG-ospo-book-project), read past meeting summaries in the message archive, and introduce yourself to the group. 
+
+> Contributor list will evolve as new contributions arise. If you would like to be added to the list or be removed from the list, please open a new issue.
+