diff --git a/common-lisp.md b/common-lisp.md
index 53251fd1..73cc30a6 100644
--- a/common-lisp.md
+++ b/common-lisp.md
@@ -4,6 +4,7 @@ name: "Common Lisp"
 filename: commonlisp.lisp
 contributors:
   - ["Paul Nathan", "https://github.com/pnathan"]
+  - ["Paul Khuong", "https://github.com/pkhuong"]
   - ["Rommel Martinez", "https://ebzzry.io"]
 ---
 
@@ -14,8 +15,6 @@ The classic starting point is [Practical Common Lisp](http://www.gigamonkeys.com
 popular and recent book is [Land of Lisp](http://landoflisp.com/). A new book about best practices,
 [Common Lisp Recipes](http://weitz.de/cl-recipes/), was recently published.
 
-
-
 ```lisp
 ;;;-----------------------------------------------------------------------------
 ;;; 0. Syntax
@@ -667,24 +666,14 @@ nil                    ; false; also, the empty list: ()
 ;;; See Practical Common Lisp and On Lisp for more information on macros.
 ```
 
-
 ## Further reading
 
 - [Practical Common Lisp](http://www.gigamonkeys.com/book/)
 - [Common Lisp: A Gentle Introduction to Symbolic Computation](https://www.cs.cmu.edu/~dst/LispBook/book.pdf)
 
-
 ## Extra information
 
 - [CLiki](http://www.cliki.net/)
 - [common-lisp.net](https://common-lisp.net/)
 - [Awesome Common Lisp](https://github.com/CodyReichert/awesome-cl)
 - [Lisp Lang](http://lisp-lang.org/)
-
-
-## Credits
-
-Lots of thanks to the Scheme people for rolling up a great starting
-point which could be easily moved to Common Lisp.
-
-- [Paul Khuong](https://github.com/pkhuong) for some great reviewing.
diff --git a/de/shutit.md b/de/shutit.md
index 1aa5f35b..e756961e 100644
--- a/de/shutit.md
+++ b/de/shutit.md
@@ -5,8 +5,6 @@ translators:
     - ["Dennis Keller", "https://github.com/denniskeller"]
 ---
 
-## ShutIt
-
 ShuIt ist eine Shellautomationsframework, welches für eine einfache 
 Handhabung entwickelt wurde.
 
@@ -48,7 +46,6 @@ Das 'echo' Argument gibt die Terminalinteraktion aus. ShuIt ist standardmäßig
 'Send' kümmert sich um die nervigen Arbeiten mit den Prompts und macht 
 alles was du von 'expect' erwarten würdest.
 
-
 ## Logge dich auf einen Server ein
 
 Sagen wir du möchtest dich auf einen Server einloggen und einen Befehl ausführen.
@@ -73,7 +70,6 @@ example.com
 example.com:cgoIsdVv:heDa77HB#
 ```
 
-
 Es ist klar, dass das nicht sicher ist. Stattdessen kann man Folgendes machen:
 
 ```python
@@ -96,7 +92,6 @@ example.com
 example.com:cgoIsdVv:heDa77HB#
 ```
 
-
 Die 'login' Methode übernimmt wieder das veränderte Prompt für den Login.
 Du übergibst ShutIt den User und das Passwort, falls es benötigt wird,
 mit den du dich einloggen möchtest. ShutIt übernimmt den Rest.
@@ -172,7 +167,6 @@ Kapazitätsbefehl (df) zu erhalten.
 Es gibt elegantere Wege als oben (z.B. kannst du ein Dictionary verwenden, um über 
 die Server zu iterieren), aber es hängt an dir wie clever das Python sein muss.
 
-
 ## kompliziertere IO - Expecting
 
 Sagen wir du hast eine Interaktion mit einer interaktiven Kommandozeilenprogramm, 
@@ -229,7 +223,6 @@ Wenn du das Argument nicht mitgegeben hättest, dann hätte dir ShutIt
 ein interaktives Terminal zurückgegeben, falls es ein Terminal zum
 Kommunizieren gibt. Dies nennt sich ein 'Pause point'.
 
-
 ## Pause Points
 
 Du kannst jederzeit 'pause point' auslösen, wenn du Folgendes in deinem Skript aufrufst:
@@ -268,7 +261,6 @@ Hat dir der Pause point gefallen?
 Ians-Air.home:ORIGIN_ENV:I00LA1Mq#
 ```
 
-
 ## noch kompliziertere IO - Hintergrund
 
 Kehren wir zu unserem Beispiel mit dem Überwachen von mehreren Servern zurück.
@@ -279,7 +271,6 @@ Wir können jedoch die Aufgaben im Hintergrund laufen lassen, um sie zu beschleu
 Hier ist ein Beispiel, welches du ausprobieren kannst.
 Es verwendet den trivialen Befehl: 'sleep'.
 
-
 ```python
 import shutit
 import time
@@ -303,12 +294,10 @@ Mein Computer meint, dass er 0.5 Sekunden gebraucht hat um die Befehle zu starte
 und dann nur etwas über eine Minute gebraucht um sie zu beenden
 (mit Verwendung der 'wait' Methode).
 
-
 Das alles ist trivial, aber stelle dir vor das du hunderte an Servern so managen
 kannst und man kann nun das Potential sehen, die in ein paar Zeilen Code und ein Python 
 import liegen können.
 
-
 ## Lerne mehr
 
 Es gibt noch viel mehr, was mit ShutIt erreicht werden kann.
@@ -320,6 +309,3 @@ Um mehr zu erfahren, siehe:
 
 Es handelt sich um ein breiteres Automatisierungsframework, und das oben
 genannte ist der sogenannte 'standalone Modus'.
-
-Feedback, feature requests, 'Wie mache ich es' sind herzlich willkommen! Erreiche mit unter
-[@ianmiell](https://twitter.com/ianmiell)
diff --git a/es/common-lisp.md b/es/common-lisp.md
index bdafadcc..d83c8338 100644
--- a/es/common-lisp.md
+++ b/es/common-lisp.md
@@ -1,7 +1,7 @@
 ---
-
 contributors:
   - ["Paul Nathan", "https://github.com/pnathan"]
+  - ["Paul Khuong", "https://github.com/pkhuong"]
   - ["Rommel Martinez", "https://ebzzry.io"]
 translators:
   - ["ivanchoff", "https://github.com/ivanchoff"]
@@ -665,24 +665,14 @@ nil                    ; false; también, la lista vacia: ()
 ;;; Consulte Practical Common Lisp y On Lisp para obtener más información sobre macros.
 ```
 
-
 ## Otras Lecturas
 
 - [Practical Common Lisp](http://www.gigamonkeys.com/book/)
 - [Common Lisp: A Gentle Introduction to Symbolic Computation](https://www.cs.cmu.edu/~dst/LispBook/book.pdf)
 
-
 ## Información extra
 
 - [CLiki](http://www.cliki.net/)
 - [common-lisp.net](https://common-lisp.net/)
 - [Awesome Common Lisp](https://github.com/CodyReichert/awesome-cl)
 - [Lisp Lang](http://lisp-lang.org/)
-
-
-## Creditos
-
-Muchas Gracias a la gente de Scheme por proveer un gran punto de inicio
-el cual puede ser movido fácilmente a Common Lisp
-
-- [Paul Khuong](https://github.com/pkhuong) para un buen repaso.
diff --git a/es/elisp.md b/es/elisp.md
index 33975fde..0c393a44 100644
--- a/es/elisp.md
+++ b/es/elisp.md
@@ -363,13 +363,4 @@ translators:
 ;;
 ;; Para leer una introducción en linea de Emacs Lisp:
 ;; https://www.gnu.org/software/emacs/manual/html_node/eintr/index.html
-
-;; Me gustaría agradecer a las siguientes personas su feedback y sugerencias:
-;; - Wes Hardaker
-;; - notbob
-;; - Kevin Montuori
-;; - Arne Babenhauserheide
-;; - Alan Schmitt
-;; - LinXitoW
-;; - Aaron Meurer
 ```
diff --git a/fr/elisp.md b/fr/elisp.md
index c8debcbe..cf0ae5b4 100644
--- a/fr/elisp.md
+++ b/fr/elisp.md
@@ -357,13 +357,4 @@ translators:
 ;;
 ;; Pour lire en ligne une introduction à Emacs Lisp :
 ;; https://www.gnu.org/software/emacs/manual/html_node/eintr/index.html
-
-;; Merci à ces personnes pour leurs retours et suggestions :
-;; - Wes Hardaker
-;; - notbob
-;; - Kevin Montuori
-;; - Arne Babenhauserheide
-;; - Alan Schmitt
-;; - LinXitoW
-;; - Aaron Meurer
 ```
diff --git a/fr/racket.md b/fr/racket.md
index d3150690..4f60465f 100644
--- a/fr/racket.md
+++ b/fr/racket.md
@@ -10,12 +10,6 @@ translators:
 Racket est un langage de programmation généraliste, multi-paradigme,
 descendant de Lisp/Scheme.
 
-Les retours et commentaires sont appréciés ! Vous pouvez joindre l'auteur
-original ici :
-[@th3rac25](http://twitter.com/th3rac25) ou là : th3rac25 [at] [google's email
-service]. Vous pouvez joindre le traducteur de ce document ici :
-[@lkdjiin](http://twitter.com/lkdjiin).
-
 ```racket
 #lang racket ; défini le dialecte à utiliser.
 
diff --git a/ko/common-lisp.md b/ko/common-lisp.md
index 3a7d0ffa..1a976357 100644
--- a/ko/common-lisp.md
+++ b/ko/common-lisp.md
@@ -1,6 +1,7 @@
 ---
 contributors:
   - ["Paul Nathan", "https://github.com/pnathan"]
+  - ["Paul Khuong", "https://github.com/pkhuong"]
   - ["Rommel Martinez", "https://ebzzry.io"]
 translators:
   - ["Eunpyoung Kim", "https://github.com/netpyoung"]
@@ -672,9 +673,3 @@ nil                    ; 거짓; 빈 리스트: () 역시 거짓.
 - [common-lisp.net](https://common-lisp.net/)
 - [Awesome Common Lisp](https://github.com/CodyReichert/awesome-cl)
 - [Lisp Lang](http://lisp-lang.org/)
-
-## 크레딧
-
-Scheme 사용자들의 노고에 큰 감사를 드립니다. 좋은 시작점을 만들어 주신 덕분에 쉽게 Common Lisp로 옮길 수 있었습니다.
-
-- 훌륭한 리뷰를 해주신 [Paul Khuong](https://github.com/pkhuong)
diff --git a/ms/common-lisp.md b/ms/common-lisp.md
index f199d35a..184be139 100644
--- a/ms/common-lisp.md
+++ b/ms/common-lisp.md
@@ -1,7 +1,7 @@
 ---
-
 contributors:
   - ["Paul Nathan", "https://github.com/pnathan"]
+  - ["Paul Khuong", "https://github.com/pkhuong"]
   - ["Rommel Martinez", "https://ebzzry.io"]
 translators:
   - ["Burhanuddin Baharuddin", "https://github.com/burhanloey"]
@@ -14,8 +14,6 @@ Sumber bacaan yang klasik ialah [Practical Common Lisp](http://www.gigamonkeys.c
 yang terbaru ialah [Land of Lisp](http://landoflisp.com/). Buku baru mengenai best practices (amalan terbaik),
 [Common Lisp Recipes](http://weitz.de/cl-recipes/), baru sahaja diterbitkan.
 
-
-
 ```common-lisp
 ;;;-----------------------------------------------------------------------------
 ;;; 0. Syntax
@@ -665,24 +663,14 @@ nil                    ; false; termasuklah list yang kosong: ()
 ;;; Baca Practical Common Lisp dan On Lisp untuk maklumat lebih lanjut mengenai macro.
 ```
 
-
 ## Bacaan lanjut
 
 - [Practical Common Lisp](http://www.gigamonkeys.com/book/)
 - [Common Lisp: A Gentle Introduction to Symbolic Computation](https://www.cs.cmu.edu/~dst/LispBook/book.pdf)
 
-
 ## Maklumat tambahan
 
 - [CLiki](http://www.cliki.net/)
 - [common-lisp.net](https://common-lisp.net/)
 - [Awesome Common Lisp](https://github.com/CodyReichert/awesome-cl)
 - [Lisp Lang](http://lisp-lang.org/)
-
-
-## Kredit
-
-Terima kasih banyak diucapkan kepada ahli Scheme yang membuat permulaan yang sangat
-bagus dan mudah untuk diguna pakai untuk Common Lisp.
-
-- [Paul Khuong](https://github.com/pkhuong) untuk review yang bagus.
diff --git a/pt-br/common-lisp.md b/pt-br/common-lisp.md
index 16c9919d..c10c6211 100644
--- a/pt-br/common-lisp.md
+++ b/pt-br/common-lisp.md
@@ -1,6 +1,7 @@
 ---
 contributors:
   - ["Paul Nathan", "https://github.com/pnathan"]
+  - ["Paul Khuong", "https://github.com/pkhuong"]
 translators:
   - ["Édipo Luis Féderle", "https://github.com/edipofederle"]
 ---
@@ -9,13 +10,11 @@ ANSI Common Lisp é uma linguagem de uso geral, multi-paradigma, designada
 para uma variedade de aplicações na indústria. É frequentemente citada
 como uma linguagem de programação programável.
 
-
 O ponto inicial clássico é [Practical Common Lisp e livremente disponível](http://www.gigamonkeys.com/book/)
 
 Outro livro recente e popular é o
 [Land of Lisp](http://landoflisp.com/).
 
-
 ```lisp
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;;; 0. Sintaxe
@@ -604,15 +603,6 @@ nil                  ; para false - e para lista vazia
 ;; Veja Practical Common Lisp para maiores informações sobre macros.
 ```
 
-
 ## Leitura Adicional
 
 [Continua em frente com  Practical Common Lisp book.](http://www.gigamonkeys.com/book/)
-
-
-## Créditos
-
-Muitos  agradecimentos ao pessoal de Schema por fornecer um grande ponto de partida
-o que facilitou muito a migração para Common Lisp.
-
-- [Paul Khuong](https://github.com/pkhuong) pelas grandes revisões.
diff --git a/pt-br/elisp.md b/pt-br/elisp.md
index 505239b8..e17f4a4c 100644
--- a/pt-br/elisp.md
+++ b/pt-br/elisp.md
@@ -344,13 +344,4 @@ translators:
 ;;
 ;; Para ler uma introdução online ao Emacs Lisp:
 ;; https://www.gnu.org/software/emacs/manual/html_node/eintr/index.html
-
-;; Agradecimentos a estas pessoas por seu feedback e sugestões:
-;; - Wes Hardaker
-;; - notbob
-;; - Kevin Montuori
-;; - Arne Babenhauserheide
-;; - Alan Schmitt
-;; - LinXitoW
-;; - Aaron Meurer
 ```
diff --git a/racket.md b/racket.md
index 50ea0df4..a4f7e762 100644
--- a/racket.md
+++ b/racket.md
@@ -12,9 +12,6 @@ contributors:
 
 Racket is a general purpose, multi-paradigm programming language in the Lisp/Scheme family.
 
-Feedback is appreciated! You can reach me at [@th3rac25](http://twitter.com/th3rac25) or th3rac25 [at] [google's email service]
-
-
 ```racket
 #lang racket ; defines the language we are using
 
diff --git a/ru/common-lisp.md b/ru/common-lisp.md
index 2e579d42..383f87e8 100644
--- a/ru/common-lisp.md
+++ b/ru/common-lisp.md
@@ -1,7 +1,7 @@
 ---
-
 contributors:
   - ["Paul Nathan", "https://github.com/pnathan"]
+  - ["Paul Khuong", "https://github.com/pkhuong"]
   - ["Rommel Martinez", "https://ebzzry.io"]
 translators:
   - ["Michael Filonenko", "https://github.com/filonenko-mikhail"]
@@ -17,8 +17,6 @@ Common Lisp - мультипарадигменный язык программи
 И одна из последних книг [Common Lisp Recipes](http://weitz.de/cl-recipes/) вобрала в себя лучшие
 архитектурные решения на основе опыта коммерческой работки автора.
 
-
-
 ```common-lisp
 ;;;-----------------------------------------------------------------------------
 ;;; 0. Синтаксис
@@ -671,13 +669,14 @@ nil                    ; ложь; а ещё пустой список () тож
 ## Для чтения
 
 На русском
+
 - [Practical Common Lisp](https://github.com/pcl-ru/pcl-ru/releases/download/v1.1/pcl-ru.pdf)
 
 На английском
+
 - [Practical Common Lisp](http://www.gigamonkeys.com/book/)
 - [Common Lisp: A Gentle Introduction to Symbolic Computation](https://www.cs.cmu.edu/~dst/LispBook/book.pdf)
 
-
 ## Дополнительная информация
 
 На русском
@@ -690,12 +689,3 @@ nil                    ; ложь; а ещё пустой список () тож
 - [common-lisp.net](https://common-lisp.net/)
 - [Awesome Common Lisp](https://github.com/CodyReichert/awesome-cl)
 - [Lisp Lang](http://lisp-lang.org/)
-
-
-## Благодарности в английской версии
-
-Спасибо людям из Scheme за отличную статью, взятую за основу для
-Common Lisp.
-
-
-- [Paul Khuong](https://github.com/pkhuong) за хорошую вычитку.
diff --git a/shutit.md b/shutit.md
index a8cdbe9a..ea1cbe0c 100644
--- a/shutit.md
+++ b/shutit.md
@@ -6,8 +6,6 @@ contributors:
 filename: learnshutit.py
 ---
 
-## ShutIt
-
 ShutIt is an shell automation framework designed to be easy to use.
 
 It is a wrapper around a Python-based expect clone (pexpect).
@@ -48,7 +46,6 @@ argument outputs the terminal interactions. By default ShutIt is silent.
 'send' takes care of all the messing around with prompts and 'expects' that
 you might be familiar with from expect.
 
-
 ## Log Into a Server
 
 Let's say you want to log into a server and run a command. Change example.py
@@ -170,7 +167,6 @@ There are much more elegant ways to do the above (e.g. have a dictionary of the
 servers to iterate over), but it's up to you how clever you need the Python to
 be.
 
-
 ## More Intricate IO - Expecting
 
 Let's say you have an interaction with an interactive command line application
@@ -225,7 +221,6 @@ let ShutIt know you don't care about the exit code.
 If you didn't pass that argument in, ShutIt gives you an interactive terminal
 if there is a terminal to communicate with. This is called a 'pause point'.
 
-
 ## Pause Points
 
 You can trigger a 'pause point' at any point by calling
@@ -264,7 +259,6 @@ Did you enjoy your pause point?
 Ians-Air.home:ORIGIN_ENV:I00LA1Mq#
 ```
 
-
 ## More Intricate IO - Backgrounding
 
 Returning to our 'monitoring multiple servers' example, let's imagine we
@@ -274,7 +268,6 @@ background to speed things up.
 
 Here you can try an example with the trivial command: 'sleep 60'.
 
-
 ```python
 import shutit
 import time
@@ -301,7 +294,6 @@ Again, this is trivial, but imagine you have hundreds of servers to manage like
 this and you can see the power it can bring in a few lines of code and one
 Python import.
 
-
 ## Learn More
 
 There's a lot more that can be done with ShutIt.
@@ -312,6 +304,3 @@ To learn more, see:
 [GitHub](https://github.com/ianmiell/shutit/blob/master/README.md)
 
 It's a broader automation framework, and the above is its 'standalone mode'.
-
-Feedback, feature requests, 'how do I?'s highly appreciated! Reach me at
-[@ianmiell](https://twitter.com/ianmiell)
diff --git a/zh-cn/common-lisp.md b/zh-cn/common-lisp.md
index 503dd55b..a2c1ce5d 100644
--- a/zh-cn/common-lisp.md
+++ b/zh-cn/common-lisp.md
@@ -1,6 +1,7 @@
 ---
 contributors:
   - ["Paul Nathan", "https://github.com/pnathan"]
+  - ["Paul Khuong", "https://github.com/pkhuong"]
 translators:
   - ["Mac David", "http://macdavid313.com"]
   - ["mut0u", "http://github.com/mut0u"]
@@ -607,17 +608,6 @@ nil                  ; 逻辑假，或者空列表
 ;; 可以去《实用 Common Lisp 编程》中阅读更多有关宏的内容。
 ```
 
-
 ## 拓展阅读
 
 [继续阅读《实用 Common Lisp 编程》一书](http://www.gigamonkeys.com/book/)
-
-
-## 致谢
-
-非常感谢Scheme社区的人们，我基于他们的成果得以迅速的写出这篇有关Common Lisp的快速入门
-同时也感谢
-- [Paul Khuong](https://github.com/pkhuong) ，他提出了很多有用的点评。
-
-## 译者寄语
-“祝福那些将思想镶嵌在重重括号之内的人们。”
diff --git a/zh-cn/elisp.md b/zh-cn/elisp.md
index 00afb7cc..d3847d3b 100644
--- a/zh-cn/elisp.md
+++ b/zh-cn/elisp.md
@@ -330,13 +330,5 @@ translators:
 ;;
 ;; 在线阅读Emacs Lisp文档:
 ;; https://www.gnu.org/software/emacs/manual/html_node/eintr/index.html
- 
-;; 感谢以下同学的建议和反馈:
-;; - Wes Hardaker
-;; - notbob
-;; - Kevin Montuori
-;; - Arne Babenhauserheide
-;; - Alan Schmitt
-;; - spacegoing
 ```
 
diff --git a/zh-cn/racket.md b/zh-cn/racket.md
index 9e629453..42f67796 100644
--- a/zh-cn/racket.md
+++ b/zh-cn/racket.md
@@ -9,7 +9,6 @@ translators:
 ---
 
 Racket是Lisp/Scheme家族中的一个通用的，多范式的编程语言。
-非常期待您的反馈！你可以通过[@th3rac25](http://twitter.com/th3rac25)或以用户名为 th3rac25 的Google邮箱服务和我取得联系
 
 ```racket
 #lang racket ; 声明我们使用的语言