preface: add contact and acknowledgements for Laolu

preface.asciidoc

@@ -152,6 +152,14 @@ Rene would also like to thank all of the patrons who support his work through mo
 
 Or you can support his work directly with Bitcoin (also via the Lightning Network) at link:$$https://donate.ln.rene-pickhardt.de$$[] for which Rene is equally thankful as for his patreons.
 
+==== Contacting Olaoluwa Osuntokun
+
+You can contact Olaoluwa Osuntokun at his proffesional email address:
+link:$$laolu@lightning.engineering$$[]
+
+Follow Olaoluwa on Twitter:
+link:$$https://twitter.com/roasbeef$$[]
+
 [[acknowledgments_sec]]
 === Acknowledgments by Andreas
 
@@ -161,7 +169,7 @@ Thank you all for supporting me throughout this journey.
 
 === Acknowledgments by Rene
 
-I want to thank the German education system through which I aquired the knowledge upon which my work builds. It is one of the greatest gifts I was given. 
+I want to thank the German education system through which I acquired the knowledge upon which my work builds. It is one of the greatest gifts I was given. 
 Similarly I want to thank the German public healthcare system and every person devoting their time into working within that industry. Your effort and endurance makes you my personal heros and I will never forget the help, patience and support I received when I was in need. 
 Thanks goes to all the students I was allowed to teach and who engaged into interesting discussions and questions. From you I learnt the most.
 I am also grateful to the Bitcoin and Lightning Network community who warmly welcomed me and to the enthusiasts and private persons who financially supported and continue to support my work.
@@ -169,6 +177,16 @@ In particular I am grateful to all the open source developers (not only Bitcoin
 A special thanks goes to my co-authors for riding with me through the storm.
 Last but not least I am thankful to my loved ones.
 
+=== Acknowledgments by Olaoluwa Osuntokun
+
+I'd like to thank the amazing team at Lightning Labs, as without you all, there
+would be no lnd. I'd also like to thank the original set of authors to the BOLT
+specification: Rusty Russell, Fabrice Drouin, Conner Fromnkchet, Pierre-Marie
+Padiou, Lisa Neigut, and Christian Decker. Last but not least, I'd like to
+thank Joseph Poon and Tadge Dryja, the authors of the original Lightning
+Network paper, as without them, there would be no Lightning Network to write a
+book about.
+
 [[github_contrib]]
 === Contributions