diff --git a/bash/rc b/bash/rc
index 85234e4..264e271 100644
--- a/bash/rc
+++ b/bash/rc
@@ -1,5 +1,5 @@
 #!/bin/bash
-source "$HOME/.my_bash_env"
+source "$HOME/.wryn/env/env.bash"
 
 RC_DIR="$DOTWRYN/bash"
 
diff --git a/env/env.bash b/env/env.bash
new file mode 100755
index 0000000..99ee338
--- /dev/null
+++ b/env/env.bash
@@ -0,0 +1,15 @@
+#!/bin/bash
+# Default bash environment
+RD_PATH="$HOME/RentDynamics"
+SCHOOL_DIR="$HOME/School"
+DOTWRYN="$HOME/.wryn"
+
+
+LOCAL_OVERRIDES="$HOME/.config/wryn/env.bash"
+[ -f "$LOCAL_OVERRIDES" ] \
+	&& source "$LOCAL_OVERRIDES" \
+	|| {
+		touch $LOCAL_OVERRIDES \
+			&& echo '#!/bin/bash' > $LOCAL_OVERRIDES \
+			&& echo '# Local overrides of .wryn environment variables' >> $LOCAL_OVERRIDES
+		}
diff --git a/env/env.sh b/env/env.sh
new file mode 100755
index 0000000..9274d6f
--- /dev/null
+++ b/env/env.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+# Default shell environment
+LOCAL_OVERRIDES="$HOME/.config/wryn/env.sh"
+[ -f "$LOCAL_OVERRIDES" ] \
+	&& source "$LOCAL_OVERRIDES" \
+	|| {
+		touch $LOCAL_OVERRIDES \
+			&& echo '#!/bin/sh' > $LOCAL_OVERRIDES \
+			&& echo '# Local overrides of .wryn environment variables '>> $LOCAL_OVERRIDES
+		}
diff --git a/env/env.vim b/env/env.vim
new file mode 100644
index 0000000..4e3355d
--- /dev/null
+++ b/env/env.vim
@@ -0,0 +1,8 @@
+let $RC_DIR=expand("$HOME/.wryn")
+let $VIM_DIR=expand("$RC_DIR/vim")
+let $WRYNVIMRC=expand("$VIM_DIR/rc.vim")
+let $WRYNBASH=expand("$RC_DIR/bashrc")
+let $MYBASHRC=expand("$HOME/.bashrc")
+
+" Local environment and environment overrides
+source $HOME/.config/wryn/env.vim
diff --git a/env/env.zsh b/env/env.zsh
new file mode 100755
index 0000000..c619688
--- /dev/null
+++ b/env/env.zsh
@@ -0,0 +1,14 @@
+#!/bin/zsh
+# Default zsh environment
+RD_PATH="$HOME/RentDynamics"
+SCHOOL_DIR="$HOME/School"
+DOTWRYN="$HOME/.wryn"
+
+LOCAL_OVERRIDES="$HOME/.config/wryn/env.zsh"
+[ -f "$LOCAL_OVERRIDES" ] \
+	&& source "$LOCAL_OVERRIDES" \
+	|| {
+		touch $LOCAL_OVERRIDES \
+			&& echo '#!/bin/zsh' > $LOCAL_OVERRIDES \
+			&& echo '# Local overrides of .wryn environment variables '>> $LOCAL_OVERRIDES
+		}
diff --git a/setup b/setup
index 726cfaf..98cb53a 100755
--- a/setup
+++ b/setup
@@ -1,54 +1,38 @@
 #!/bin/bash
-RC_DIR='$HOME/.wryn'
-
 [ ! -f "$HOME/.bashrc" ] && touch "$HOME/.bashrc";
 [ ! -f "$HOME/.vimrc" ] && touch "$HOME/.vimrc";
 
+[ ! -d "$HOME/.config" ] && mkdir "$HOME/.config";
+[ ! -d "$HOME/.config/wryn" ] && mkdir "$HOME/.config/wryn";
+
+# Source RCs
 grep '.wryn' $HOME/.bashrc >/dev/null 2>/dev/null \
 	&& echo already set up bash rc \
-	|| echo source $RC_DIR/bash/rc >> $HOME/.bashrc;
+	|| echo source $HOME/.wryn/bash/rc >> $HOME/.bashrc;
 
 grep '.wryn' $HOME/.vimrc >/dev/null 2>/dev/null \
 	&& echo already set up vim rc \
-	|| echo source $RC_DIR/vim/rc.vim >> $HOME/.vimrc;
+	|| echo source $HOME/.wryn/vim/rc.vim >> $HOME/.vimrc;
 
 grep '.wryn' $HOME/.zshrc >/dev/null 2>/dev/null \
 	&& echo already set up zsh rc \
-	|| echo source $RC_DIR/zsh/rc >> $HOME/.zshrc;
-
-LOCAL_DIR_SETUP="$HOME/.my_bash_env"
-if [ ! -f "$LOCAL_DIR_SETUP" ]; then
-	touch "$LOCAL_DIR_SETUP";
-	echo '#!/bin/bash' >> $LOCAL_DIR_SETUP
-	echo 'RD_PATH="$HOME/RentDynamics";' >> $LOCAL_DIR_SETUP
-	echo 'SCHOOL_DIR="$HOME/School";' >> $LOCAL_DIR_SETUP
-	echo 'DOTWRYN="$HOME/.wryn";' >> $LOCAL_DIR_SETUP
-else
-	echo 'bash environment variables already set up'
-fi
-
-LOCAL_ZSH_SETUP="$HOME/.my_zsh_env"
-if [ ! -f "$LOCAL_ZSH_SETUP" ]; then
-	touch "$LOCAL_ZSH_SETUP";
-	echo '#!/bin/zsh' >> $LOCAL_ZSH_SETUP
-	echo 'RD_PATH="$HOME/RentDynamics";' >> $LOCAL_ZSH_SETUP
-	echo 'SCHOOL_ZSH="$HOME/School";' >> $LOCAL_ZSH_SETUP
-	echo 'DOTWRYN="$HOME/.wryn";' >> $LOCAL_ZSH_SETUP
-else
-	echo 'zsh environment already set up';
-fi
+	|| echo source $HOME/.wryn/zsh/rc >> $HOME/.zshrc;
 
 
-LOCAL_VIM_SETUP="$HOME/.my_vim_env"
-if [ ! -f "$LOCAL_VIM_SETUP" ]; then
-	touch "$LOCAL_VIM_SETUP";
-	echo 'let $RC_DIR=expand("$HOME/.wryn")' >> $LOCAL_VIM_SETUP
-	echo 'let $VIM_DIR=expand("$RC_DIR/vim")' >> $LOCAL_VIM_SETUP
-	echo 'let $WRYNVIMRC=expand("$VIM_DIR/rc.vim")' >> $LOCAL_VIM_SETUP
-	echo 'let $WRYNBASH=expand("$RC_DIR/bashrc")' >> $LOCAL_VIM_SETUP
-	echo 'let $MYBASHRC=expand("$HOME/.bashrc")' >> $LOCAL_VIM_SETUP
-	echo 'let $WEBBROWSER="' $(which google-chrome-stable) '"' >> $LOCAL_VIM_SETUP
-else
-	echo 'vim environment variables already set up'
-fi
+# setup local environments
+which sh   >/dev/null && "$HOME/.wryn/env/env.sh";
+which bash >/dev/null && "$HOME/.wryn/env/env.bash";
+which zsh  >/dev/null && "$HOME/.wryn/env/env.zsh";
+
+LOCAL_VIM_ENV="$HOME/.config/wryn/env.vim"
+[ ! -f "$LOCAL_VIM_ENV" ] \
+	&& {
+		touch "$LOCAL_VIM_ENV";
+		which google-chrome-stable \
+			&& echo 'let $WEBBROWSER="'$(which google-chrome-stable)'"' >> $LOCAL_VIM_ENV\
+			|| echo 'let $WEBBROWSER=""' >> $LOCAL_VIM_ENV;
+
+	} || {
+		echo 'vim environment variables already set up'
+	}
 
diff --git a/vim/rc.vim b/vim/rc.vim
index 30d77e5..a1e549c 100644
--- a/vim/rc.vim
+++ b/vim/rc.vim
@@ -1,5 +1,5 @@
 " -- Environment Variables --------------------------------------- {{{
-source $HOME/.my_vim_env
+source $HOME/.wryn/env/env.vim
 "sets the following variables:
 "$RC_DIR $VIM_DIR $WRYNVIMRC $WRYNBASH $MYBASHRC $WEBBROWSER
 
diff --git a/zsh/rc b/zsh/rc
index 2e05ab9..4e07fe5 100644
--- a/zsh/rc
+++ b/zsh/rc
@@ -1,5 +1,5 @@
 #!/bin/zsh
-source "$HOME/.my_zsh_env"
+source "$HOME/.wryn/env/env.zsh"
 
 RC_DIR="$DOTWRYN/zsh"