diff --git a/tooling/pipeline/includes/json_handling/json_loader.h b/tooling/pipeline/includes/json_handling/json_loader.h
index 0354660..b8387c4 100644
--- a/tooling/pipeline/includes/json_handling/json_loader.h
+++ b/tooling/pipeline/includes/json_handling/json_loader.h
@@ -19,13 +19,11 @@ class JsonLoader {
  public:
   /// @brief Parses a JSON array file and returns all location records.
   static std::vector<Location> LoadLocations(
-      const std::filesystem::path& filepath,
-      std::shared_ptr<ILogger> logger = nullptr);
+      const std::filesystem::path& filepath);
 
   /// @brief Parses a JSON array file and returns all persona records.
   static std::vector<UserPersona> LoadPersonas(
-      const std::filesystem::path& filepath,
-      std::shared_ptr<ILogger> logger = nullptr);
+      const std::filesystem::path& filepath);
 
   /**
    * @brief Parses the names-by-country fixture pair into a sampling-capable
@@ -36,8 +34,7 @@ class JsonLoader {
    */
   static NamesByCountry LoadNamesByCountry(
       const std::filesystem::path& forenames_filepath,
-      const std::filesystem::path& surnames_filepath,
-      std::shared_ptr<ILogger> logger = nullptr);
+      const std::filesystem::path& surnames_filepath);
 };
 
 #endif  // BIERGARTEN_PIPELINE_INCLUDES_JSON_HANDLING_JSON_LOADER_H_
diff --git a/tooling/pipeline/src/biergarten_pipeline_orchestrator/generate_users.cc b/tooling/pipeline/src/biergarten_pipeline_orchestrator/generate_users.cc
index 3c00bbe..1b94e1e 100644
--- a/tooling/pipeline/src/biergarten_pipeline_orchestrator/generate_users.cc
+++ b/tooling/pipeline/src/biergarten_pipeline_orchestrator/generate_users.cc
@@ -96,7 +96,7 @@ void BiergartenPipelineOrchestrator::GenerateUsers(
                 .message = "=== SAMPLE USER GENERATION ==="});
 
   const std::vector<UserPersona> personas =
-      JsonLoader::LoadPersonas("personas.json", logger_);
+      JsonLoader::LoadPersonas("personas.json");
 
   if (personas.empty()) {
     throw std::runtime_error(
@@ -104,7 +104,7 @@ void BiergartenPipelineOrchestrator::GenerateUsers(
   }
 
   const NamesByCountry names_by_country = JsonLoader::LoadNamesByCountry(
-      "forenames-by-country.json", "surnames-by-country.json", logger_);
+      "forenames-by-country.json", "surnames-by-country.json");
 
   std::mt19937 rng(std::random_device{}());
   std::uniform_int_distribution<size_t> persona_dist(0, personas.size() - 1);
diff --git a/tooling/pipeline/src/biergarten_pipeline_orchestrator/query_cities_with_countries.cc b/tooling/pipeline/src/biergarten_pipeline_orchestrator/query_cities_with_countries.cc
index 6c1b62b..d6e66c3 100644
--- a/tooling/pipeline/src/biergarten_pipeline_orchestrator/query_cities_with_countries.cc
+++ b/tooling/pipeline/src/biergarten_pipeline_orchestrator/query_cities_with_countries.cc
@@ -22,7 +22,7 @@ BiergartenPipelineOrchestrator::QueryCitiesWithCountries() {
 
   const std::filesystem::path locations_path = "locations.json";
 
-  auto all_locations = JsonLoader::LoadLocations(locations_path, logger_);
+  auto all_locations = JsonLoader::LoadLocations(locations_path);
 
   const size_t sample_count = std::min(
       static_cast<size_t>(application_options_.pipeline.location_count),
diff --git a/tooling/pipeline/src/json_handling/json_loader.cc b/tooling/pipeline/src/json_handling/json_loader.cc
index 05ef4b5..15b4558 100644
--- a/tooling/pipeline/src/json_handling/json_loader.cc
+++ b/tooling/pipeline/src/json_handling/json_loader.cc
@@ -105,7 +105,7 @@ std::string ReadFirstOfStringArray(const boost::json::object& object,
 }  // namespace
 
 std::vector<Location> JsonLoader::LoadLocations(
-    const std::filesystem::path& filepath, std::shared_ptr<ILogger> logger) {
+    const std::filesystem::path& filepath) {
   const boost::json::value root = ParseJsonFile(filepath, "locations");
 
   if (!root.is_array()) {
@@ -140,7 +140,7 @@ std::vector<Location> JsonLoader::LoadLocations(
 }
 
 std::vector<UserPersona> JsonLoader::LoadPersonas(
-    const std::filesystem::path& filepath, std::shared_ptr<ILogger> logger) {
+    const std::filesystem::path& filepath) {
   const boost::json::value root = ParseJsonFile(filepath, "personas");
 
   if (!root.is_array()) {
@@ -171,8 +171,7 @@ std::vector<UserPersona> JsonLoader::LoadPersonas(
 
 NamesByCountry JsonLoader::LoadNamesByCountry(
     const std::filesystem::path& forenames_filepath,
-    const std::filesystem::path& surnames_filepath,
-    std::shared_ptr<ILogger> logger) {
+    const std::filesystem::path& surnames_filepath) {
   const boost::json::value forenames_root =
       ParseJsonFile(forenames_filepath, "forenames-by-country");
   const boost::json::value surnames_root =