diff --git a/config/_default/config.toml b/config/_default/config.toml
index 44fec97..0419f27 100644
--- a/config/_default/config.toml
+++ b/config/_default/config.toml
@@ -39,7 +39,7 @@ defaultContentLanguageInSubdir = false
 paginate = 10  # Number of items per page in paginated lists.
 enableEmoji = true
 footnotereturnlinkcontents = "<sup>^</sup>"
-ignoreFiles = ["\\.Rmd$", "\\.Rmarkdown$", "_files$", "_cache$"]
+ignoreFiles = ["\\.ipynb$", ".ipynb_checkpoints$", "\\.Rmd$", "\\.Rmarkdown$", "_files$", "_cache$"]
 preserveTaxonomyNames = true
 
 [outputs]
@@ -54,6 +54,11 @@ preserveTaxonomyNames = true
 	latexDashes = true
   extensions = ["backslashLineBreak"]
 
+[imaging]
+  resampleFilter = "lanczos"
+  quality = 90
+  anchor = "smart"  # Anchor for cropping. Options include Smart and Center.
+
 # Taxonomies.
 [taxonomies]
   tag = "tags"
diff --git a/content/author/admin/_index.md b/content/author/admin/_index.md
index c1e2a99..6076d93 100644
--- a/content/author/admin/_index.md
+++ b/content/author/admin/_index.md
@@ -2,6 +2,9 @@
 # Display name
 name = "Nelson Bighetti"
 
+# Username (this should match the folder name)
+authors = ["admin"]
+
 # Is this the primary user of the site?
 superuser = true
 
@@ -25,6 +28,10 @@ interests = [
   "Information Retrieval"
 ]
 
+# Organizational groups that you belong to (for People widget)
+#   Set this to `[]` or comment out if you are not using People widget.
+user_groups = ["Researchers", "Visitors"]
+
 # List qualifications (such as academic degrees)
 [[education.courses]]
   course = "PhD in Artificial Intelligence"
diff --git a/content/home/about.md b/content/home/about.md
index cdc6a6d..cea8e1b 100644
--- a/content/home/about.md
+++ b/content/home/about.md
@@ -8,5 +8,5 @@ title = "Biography"
 
 # Choose the user profile to display
 # This should be the username of a profile in your `content/author/` folder.
-author = "Admin"
+author = "admin"
 +++
diff --git a/content/home/hero.md b/content/home/hero.md
index f903b64..4028b59 100644
--- a/content/home/hero.md
+++ b/content/home/hero.md
@@ -8,28 +8,48 @@ title = "Academic"
 # Order that this section will appear in.
 weight = 3
 
-# Overlay a color or image (optional).
-#   Deactivate an option by commenting out the line, prefixing it with `#`.
-[header]
-  overlay_color = "#666"  # An HTML color value.
-  overlay_img = "headers/bubbles-wide.jpg"  # Image path relative to your `static/img/` folder.
-  overlay_filter = 0.5  # Darken the image. Value in range 0-1.
+# Hero image (optional). Enter filename of an image in the `static/img/` folder.
+hero_media = ""
 
-# Call to action button (optional).
-#   Activate the button by specifying a URL and button label below.
-#   Deactivate by commenting out parameters, prefixing lines with `#`.
+# Background (optional).
+#   Choose from a background color, gradient, or image.
+#   Choose a dark or light text color, by setting `text_color_light`.
+#   Delete or comment out (by prefixing `#`) any unused options.
+[background]
+  # Background color.
+  # color = "navy"
+  
+  # Background gradient.
+  gradient_start = "#4bb4e3"
+  gradient_end = "#2b94c3"
+  
+  # Background image.
+  # image = ""  # Name of image in `static/img/`.
+  # image_darken = 0.6  # Darken the image? Range 0-1 where 0 is transparent and 1 is opaque.
+
+  # Text color (true=light or false=dark).
+  text_color_light = true
+
+# Call to action links (optional).
+#   Display link(s) by specifying a URL and label below. Icon is optional for `[cta]`.
+#   Remove a link/note by deleting a cta/note block.
 [cta]
-  url = "./post/getting-started/"
-  label = '<i class="fas fa-download"></i> Install Now'
+  url = "post/getting-started/"
+  label = "Get Started"
+  icon_pack = "fas"
+  icon = "download"
+  
+[cta_alt]
+  url = "https://sourcethemes.com/academic/"
+  label = "View Documentation"
+
+# Note. An optional note to show underneath the links.
+[cta_note]
+  label = '<a id="academic-release" href="https://sourcethemes.com/academic/updates" data-repo="gcushen/hugo-academic">Latest release <!-- V --></a>'
 +++
 
-The highly flexible website framework for Hugo with an extensible plugin mechanism. Create a beautifully simple site in under 10 minutes :rocket:
-<div style="margin-top: -0.5rem;">
-  <a id="academic-release" href="https://sourcethemes.com/academic/updates" data-repo="gcushen/hugo-academic">
-  Latest release <!-- V -->
-  </a>
-</div>
-<div class="mt-3">
-  <a class="github-button" href="https://github.com/gcushen/hugo-academic" data-icon="octicon-star" data-size="large" data-show-count="true" aria-label="Star this on GitHub">Star</a>
-</div>
-<script async defer src="https://buttons.github.io/buttons.js"></script>
+**The Best Way to Create the Website You Want from Markdown (or RStudio/Jupyter)**
+
+Build **Anything** with Widgets
+
+<span style="text-shadow: none;"><a class="github-button" href="https://github.com/gcushen/hugo-academic" data-icon="octicon-star" data-size="large" data-show-count="true" aria-label="Star this on GitHub">Star</a><script async defer src="https://buttons.github.io/buttons.js"></script></span>
diff --git a/content/home/people.md b/content/home/people.md
new file mode 100644
index 0000000..fe7730d
--- /dev/null
+++ b/content/home/people.md
@@ -0,0 +1,20 @@
++++
+# People widget.
+widget = "people"  # Do not modify this line!
+active = false  # Activate this widget? true/false
+
+title = "People"
+subtitle = ""
+
+# Order that this section will appear in.
+weight = 68
+
+# List user groups to display.
+#   Edit each user's `user_groups` to add them to one or more of these groups.
+user_groups = ["Principal Investigators",
+               "Researchers",
+               "Grad Students",
+               "Administration",
+               "Visitors",
+               "Alumni"]
++++
diff --git a/content/home/publications.md b/content/home/publications.md
index 27b91c3..ccfc558 100644
--- a/content/home/publications.md
+++ b/content/home/publications.md
@@ -35,3 +35,6 @@ publication_type = "-1"
 exclude_featured = false
 +++
 
+{{% alert note %}}
+Quickly discover relevant content by [filtering publications]({{< ref "/publication/_index.md" >}}).
+{{% /alert %}}
diff --git a/content/home/hero_carousel.md b/content/home/slider.md
similarity index 95%
rename from content/home/hero_carousel.md
rename to content/home/slider.md
index e9b2398..0f1ca3d 100644
--- a/content/home/hero_carousel.md
+++ b/content/home/slider.md
@@ -1,6 +1,6 @@
 +++
-# Hero Carousel widget.
-widget = "hero_carousel"  # Do not modify this line!
+# Slider widget.
+widget = "slider"  # Do not modify this line!
 active = false  # Activate this widget? true/false
 
 # Order that this section will appear in.
@@ -52,5 +52,4 @@ height = "300px"
   overlay_color = "#333"  # An HTML color value.
   overlay_img = ""  # Image path relative to your `static/img/` folder.
   overlay_filter = 0.5  # Darken the image. Value in range 0-1.
-
 +++
diff --git a/content/home/teaching.md b/content/home/teaching.md
index 8250cb3..9175eea 100644
--- a/content/home/teaching.md
+++ b/content/home/teaching.md
@@ -12,8 +12,30 @@ subtitle = ""
 # Order that this section will appear in.
 weight = 60
 
+# Background (optional).
+#   Choose from a background color, gradient, or image.
+#   Choose a dark or light text color, by setting `text_color_light`.
+#   Delete or comment out (by prefixing `#`) any unused options.
+[background]
+  # Background color.
+  # color = "navy"
+  
+  # Background gradient.
+  gradient_start = "DeepSkyBlue"
+  gradient_end = "SkyBlue"
+  
+  # Background image.
+  # image = "headers/bubbles-wide.jpg"  # Name of image in `static/img/`.
+  # image_darken = 0.6  # Darken the image? Range 0-1 where 0 is transparent and 1 is opaque.
+
+  # Text color (true=light or false=dark).
+  text_color_light = true
 +++
 
+{{% alert note %}}
 This is an example of using the *custom* widget to create your own homepage section.
 
-To remove this section, either delete `content/home/teaching.md` or edit the frontmatter of the file to deactivate the widget by setting `active = false`.
+This section also demonstrates how to apply the *background* option to create an *image parallax* effect. Backgrounds can be applied to any section.
+{{% /alert %}}
+
+To remove this section, either delete `content/home/teaching.md` or edit the front matter of the file to deactivate the widget by setting `active = false`.
diff --git a/themes/academic b/themes/academic
index 2838919..3ac394a 160000
--- a/themes/academic
+++ b/themes/academic
@@ -1 +1 @@
-Subproject commit 283891941513e0dcfc40027847eaed96242e9c57
+Subproject commit 3ac394a58c2a76bed802db4fe9360496816c293e