diff --git a/DESCRIPTION b/DESCRIPTION
index d12aae0..8d82492 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -5,7 +5,8 @@
 Authors@R: c(
     person('Hao', 'Zhu', email = 'haozhu233@gmail.com', role = c('aut', 'cre')),
     person('Will', 'Beasley', email = 'wibeasley@hotmail.com', role = 'ctb'),
-    person('Yihui', 'Xie', email = 'xie@yihui.name', role = 'ctb')
+    person('Yihui', 'Xie', email = 'xie@yihui.name', role = 'ctb'),
+    person('Thomas', 'Travison', email = 'tgt@hsl.harvard.edu', role = 'aut')
     )
 Description: A collection of functions to help build complex HTML or 'LaTeX' 
     tables using 'kable()' from 'knitr' and the piping syntax from 'magrittr'. 
diff --git a/README.md b/README.md
index 0dd93d7..0baa71a 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@
 ***
 
 
-When we are talking about table generators in R, knitr::kable wins a lot of people's flavor by its ultimate simplicity. Unlike those powerful table rendering engine such as `xtable`, `tables` or even `gridExtra`, the philosophy behind kable is to make it easy for programmers to use. Just as it claimed in its function description, 
+When we are talking about table generators in R, knitr::kable wins lots of flavor by its ultimate simplicity. Unlike those powerful table rendering engines such as `xtable`, the philosophy behind kable is to make it easy for programmers to use. Just as it claimed in its function description, 
 
 > This is a very simple table generator. It is simple by design. It is not intended to replace any other R packages for making tables. - Yihui
 
@@ -82,3 +82,4 @@
 - A function to insert a gap row (or group title row in the middle of a table)
 - A function to easily add title column indent
 - Some ways to change text/background color of cells
+- Find a way to let align table caption.
diff --git a/docs/awesome_table_in_html.Rmd b/docs/awesome_table_in_html.Rmd
index bf8e058..dfb0f80 100644
--- a/docs/awesome_table_in_html.Rmd
+++ b/docs/awesome_table_in_html.Rmd
@@ -60,7 +60,7 @@
 `kable_styling` offers server other ways to customize the look of a HTML table. 
 
 ## Bootstrap Options
-If you are not familiar with twitter bootstrap, you probably have already known its predefined classes, including `striped`, `bordered`, `hover`, `condensed` and `responsive`. If you are not familiar, no worries, you can take a look at their [documentation site](http://getbootstrap.com/css/#tables) to get a sense of how they look like. All of these options are available here. 
+If you are familiar with twitter bootstrap, you probably have already known its predefined classes, including `striped`, `bordered`, `hover`, `condensed` and `responsive`. If you are not familiar, no worries, you can take a look at their [documentation site](http://getbootstrap.com/css/#tables) to get a sense of how they look like. All of these options are available here. 
 
 For example, to add striped lines (alternative row colors) to your table and you want to highlight the hovered row, you can simply type:
 ```{r}
diff --git a/docs/awesome_table_in_html.html b/docs/awesome_table_in_html.html
index 2a81ee1..0a9870e 100644
--- a/docs/awesome_table_in_html.html
+++ b/docs/awesome_table_in_html.html
@@ -11,7 +11,7 @@
 
 <meta name="author" content="Hao Zhu" />
 
-<meta name="date" content="2017-03-04" />
+<meta name="date" content="2017-03-07" />
 
 <title>Create Awesome HTML Table with knitr::kable and kableExtra</title>
 
@@ -217,7 +217,7 @@
 
 <h1 class="title toc-ignore">Create Awesome HTML Table with knitr::kable and kableExtra</h1>
 <h4 class="author"><em>Hao Zhu</em></h4>
-<h4 class="date"><em>2017-03-04</em></h4>
+<h4 class="date"><em>2017-03-07</em></h4>
 
 </div>
 
@@ -550,7 +550,7 @@
 <p><code>kable_styling</code> offers server other ways to customize the look of a HTML table.</p>
 <div id="bootstrap-options" class="section level2">
 <h2>Bootstrap Options</h2>
-<p>If you are not familiar with twitter bootstrap, you probably have already known its predefined classes, including <code>striped</code>, <code>bordered</code>, <code>hover</code>, <code>condensed</code> and <code>responsive</code>. If you are not familiar, no worries, you can take a look at their <a href="http://getbootstrap.com/css/#tables">documentation site</a> to get a sense of how they look like. All of these options are available here.</p>
+<p>If you are familiar with twitter bootstrap, you probably have already known its predefined classes, including <code>striped</code>, <code>bordered</code>, <code>hover</code>, <code>condensed</code> and <code>responsive</code>. If you are not familiar, no worries, you can take a look at their <a href="http://getbootstrap.com/css/#tables">documentation site</a> to get a sense of how they look like. All of these options are available here.</p>
 <p>For example, to add striped lines (alternative row colors) to your table and you want to highlight the hovered row, you can simply type:</p>
 <pre class="r"><code>kable(dt) %&gt;%
   kable_styling(bootstrap_options = c(&quot;striped&quot;, &quot;hover&quot;))</code></pre>
diff --git a/vignettes/awesome_table_in_html.Rmd b/vignettes/awesome_table_in_html.Rmd
index c217125..7ef2344 100644
--- a/vignettes/awesome_table_in_html.Rmd
+++ b/vignettes/awesome_table_in_html.Rmd
@@ -63,7 +63,7 @@
 `kable_styling` offers server other ways to customize the look of a HTML table. 
 
 ## Bootstrap Options
-If you are not familiar with twitter bootstrap, you probably have already known its predefined classes, including `striped`, `bordered`, `hover`, `condensed` and `responsive`. If you are not familiar, no worries, you can take a look at their [documentation site](http://getbootstrap.com/css/#tables) to get a sense of how they look like. All of these options are available here. 
+If you are familiar with twitter bootstrap, you probably have already known its predefined classes, including `striped`, `bordered`, `hover`, `condensed` and `responsive`. If you are not familiar, no worries, you can take a look at their [documentation site](http://getbootstrap.com/css/#tables) to get a sense of how they look like. All of these options are available here. 
 
 For example, to add striped lines (alternative row colors) to your table and you want to highlight the hovered row, you can simply type:
 ```{r}