diff --git a/.gemspec b/.gemspec
old mode 100644
new mode 100755
index 0956ad5..0917466
--- a/.gemspec
+++ b/.gemspec
@@ -12,13 +12,13 @@ Gem::Specification.new do |gem|
   gem.description        = gem.summary
   gem.rubyforge_project  = 'sparql'
 
-  gem.author             = 'Arto Bendiken'
+  gem.authors            = ['Arto Bendiken', 'Gregg Kellogg']
   gem.email              = 'public-rdf-ruby@w3.org'
 
   gem.platform           = Gem::Platform::RUBY
   gem.files              = %w(AUTHORS CREDITS README UNLICENSE VERSION) + Dir.glob('lib/**/*.rb')
   gem.bindir             = %q(bin)
-  gem.executables        = %w()
+  gem.executables        = %w(sse)
   gem.default_executable = gem.executables.first
   gem.require_paths      = %w(lib)
   gem.extensions         = %w()
diff --git a/AUTHORS b/AUTHORS
index 0134601..55aa9c2 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -1 +1,2 @@
 * Arto Bendiken <arto.bendiken@gmail.com>
+* Gregg Kellogg <gregg@kellogg-assoc.com>
\ No newline at end of file
diff --git a/Gemfile.lock b/Gemfile.lock
index d0c3e68..939ce05 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -15,7 +15,7 @@ GIT
 
 GIT
   remote: https://github.com/gkellogg/rdf.git
-  revision: 03defd6b534b288d7bbbfad4d75576558c6e7504
+  revision: 46cd30d9e73f6e9624caf7388d8709637610776b
   branch: query-algebra
   specs:
     rdf (0.3.1)
diff --git a/README.md b/README.md
index 3ea8f49..f2e937e 100644
--- a/README.md
+++ b/README.md
@@ -151,10 +151,11 @@ Mailing List
 
 * <http://lists.w3.org/Archives/Public/public-rdf-ruby/>
 
-Author
+Authors
 ------
 
 * [Arto Bendiken](http://github.com/bendiken) - <http://ar.to/>
+* [Gregg Kellogg](http://github.com/gkellogg) - <http://kellogg-assoc.com/>
 
 Contributors
 ------------
@@ -182,6 +183,8 @@ License
 This is free and unencumbered public domain software. For more information,
 see <http://unlicense.org/> or the accompanying {file:UNLICENSE} file.
 
+Portions of tests are derived from [W3C DAWG tests](http://www.w3.org/2001/sw/DataAccess/tests/) and have [other licensing terms](http://www.w3.org/2001/sw/DataAccess/tests/data-r2/LICENSE).
+
 [Ruby]:       http://ruby-lang.org/
 [RDF]:        http://www.w3.org/RDF/
 [SPARQL]:     http://en.wikipedia.org/wiki/SPARQL