diff --git a/Library/Homebrew/dev-cmd/contributions.rb b/Library/Homebrew/dev-cmd/contributions.rb
index f20b0dd3f4..d9bd088f40 100755
--- a/Library/Homebrew/dev-cmd/contributions.rb
+++ b/Library/Homebrew/dev-cmd/contributions.rb
@@ -108,7 +108,7 @@ module Homebrew
   sig { params(totals: Hash).returns(String) }
   def generate_maintainers_csv(totals)
     CSV.generate do |csv|
-      csv << %w[user repo commits coauthorships signoffs total]
+      csv << %w[user repo commits coauthorships signoffs reviews total]
 
       totals.sort_by { |_, v| -v.values.sum }.each do |user, total|
         csv << grand_total_row(user, total)
@@ -119,7 +119,7 @@ module Homebrew
   sig { params(user: String, results: Hash, grand_total: Hash).returns(String) }
   def generate_csv(user, results, grand_total)
     CSV.generate do |csv|
-      csv << %w[user repo commits coauthorships signoffs total]
+      csv << %w[user repo commits coauthorships signoffs reviews total]
       results.each do |repo, counts|
         csv << [
           user,
@@ -127,6 +127,7 @@ module Homebrew
           counts[:commits],
           counts[:coauthorships],
           counts[:signoffs],
+          counts[:reviews],
           counts.values.sum,
         ]
       end
@@ -142,6 +143,7 @@ module Homebrew
       grand_total[:commits],
       grand_total[:coauthorships],
       grand_total[:signoffs],
+      grand_total[:reviews],
       grand_total.values.sum,
     ]
   end
@@ -173,6 +175,7 @@ module Homebrew
         commits:       GitHub.repo_commit_count_for_user(repo_full_name, person, args),
         coauthorships: git_log_trailers_cmd(T.must(repo_path), person, "Co-authored-by", args),
         signoffs:      git_log_trailers_cmd(T.must(repo_path), person, "Signed-off-by", args),
+        reviews:       GitHub.count_issues("", is: "pr", repo: repo_full_name, reviewed_by: person),
       }
     end
 
@@ -181,16 +184,19 @@ module Homebrew
 
   sig { params(results: Hash).returns(Hash) }
   def total(results)
-    totals = { commits: 0, coauthorships: 0, signoffs: 0 }
+    totals = { commits: 0, coauthorships: 0, signoffs: 0, reviews: 0 }
 
-    # {"brew"=>{:commits=>9,:coauthorships=>6,:signoffs=>3},"core"=>{:commits=>15,:coauthorships=>10,:signoffs=>5}}
+    # {
+    #   "brew"=>{:commits=>9,:coauthorships=>6,:signoffs=>3,:reviews=>1},
+    #   "core"=>{:commits=>15,:coauthorships=>10,:signoffs=>5,:reviews=>2}
+    # }
     results.each_value do |counts|
       counts.each do |kind, count|
         totals[kind] += count
       end
     end
 
-    totals # {:commits=>24,:coauthorships=>16,signoffs=>8}
+    totals # {:commits=>24,:coauthorships=>16,:signoffs=>8,:reviews=>3}
   end
 
   sig { params(repo_path: Pathname, person: String, trailer: String, args: Homebrew::CLI::Args).returns(Integer) }
diff --git a/Library/Homebrew/test/search_spec.rb b/Library/Homebrew/test/search_spec.rb
index ef3f383919..6a37c77183 100644
--- a/Library/Homebrew/test/search_spec.rb
+++ b/Library/Homebrew/test/search_spec.rb
@@ -39,7 +39,7 @@ describe Homebrew::Search do
         ],
       }
 
-      allow(GitHub::API).to receive(:open_rest).and_yield(json_response)
+      allow(GitHub::API).to receive(:open_rest).and_return(json_response)
 
       expect(described_class.search_taps("some-formula"))
         .to match(formulae: ["homebrew/foo/some-formula"], casks: ["homebrew/bar/some-cask"])
diff --git a/Library/Homebrew/utils/github.rb b/Library/Homebrew/utils/github.rb
index 1ca085109b..3137393e6d 100644
--- a/Library/Homebrew/utils/github.rb
+++ b/Library/Homebrew/utils/github.rb
@@ -37,7 +37,11 @@ module GitHub
   end
 
   def search_issues(query, **qualifiers)
-    search("issues", query, **qualifiers)
+    search_results_items("issues", query, **qualifiers)
+  end
+
+  def count_issues(query, **qualifiers)
+    search_results_count("issues", query, **qualifiers)
   end
 
   def create_gist(files, description, private:)
@@ -57,7 +61,14 @@ module GitHub
   end
 
   def search_code(repo: nil, user: "Homebrew", path: ["Formula", "Casks", "."], filename: nil, extension: "rb")
-    matches = search("code", user: user, path: path, filename: filename, extension: extension, repo: repo)
+    matches = search_results_items(
+      "code",
+      user:      user,
+      path:      path,
+      filename:  filename,
+      extension: extension,
+      repo:      repo,
+    )
     return matches if matches.blank?
 
     matches.map do |match|
@@ -163,7 +174,7 @@ module GitHub
     params = main_params
 
     params += qualifiers.flat_map do |key, value|
-      Array(value).map { |v| "#{key}:#{v}" }
+      Array(value).map { |v| "#{key.to_s.tr("_", "-")}:#{v}" }
     end
 
     "q=#{URI.encode_www_form_component(params.join(" "))}&per_page=100"
@@ -176,7 +187,17 @@ module GitHub
   def search(entity, *queries, **qualifiers)
     uri = url_to "search", entity
     uri.query = search_query_string(*queries, **qualifiers)
-    API.open_rest(uri) { |json| json.fetch("items", []) }
+    API.open_rest(uri)
+  end
+
+  def search_results_items(entity, *queries, **qualifiers)
+    json = search(entity, *queries, **qualifiers)
+    json.fetch("items", [])
+  end
+
+  def search_results_count(entity, *queries, **qualifiers)
+    json = search(entity, *queries, **qualifiers)
+    json.fetch("total_count", 0)
   end
 
   def approved_reviews(user, repo, pr, commit: nil)