diff --git a/rusage_profiler.h b/rusage_profiler.h
index f1cad9d..f4face1 100644
--- a/rusage_profiler.h
+++ b/rusage_profiler.h
@@ -326,7 +326,7 @@ class RUsageProfiler {
   // the caller, as if the caller printed them. That makes it easy to attribute
   // the logged resource usage to the actual user rather than RUsageProfiler.
   RUsageProfiler(                     //
-      RUsageScope scope,              //
+      RUsageScope scope,              // Which process/thread to monitor
       MetricsMask metrics,            // Which metrics to track
       RaiiActionsMask raii_actions,   // Which RAII logs to enable
       SourceLocation location,        // Pass SourceLocation{__FILE__, __LINE__}
@@ -344,7 +344,7 @@ class RUsageProfiler {
   // the client can still request explicit snapshots at any time, interleaved
   // with timelapse ones.
   RUsageProfiler(                         //
-      RUsageScope scope,                  //
+      RUsageScope scope,                  // Which process/thread to monitor
       MetricsMask metrics,                // Which metrics to track
       absl::Duration timelapse_interval,  // Take timelapse snapshots this often
       bool also_log_timelapses,           // Log timelapse snapshots as taken
diff --git a/rusage_stats.cc b/rusage_stats.cc
index d960de5..8b55f4f 100644
--- a/rusage_stats.cc
+++ b/rusage_stats.cc
@@ -73,7 +73,7 @@ RUsageScope RUsageScope::ThisThread() {
   return RUsageScope{getpid(), static_cast<pid_t>(syscall(__NR_gettid))};
 }
 
-RUsageScope RUsageScope::Thread(pid_t tid) {
+RUsageScope RUsageScope::ThisProcessThread(pid_t tid) {
   return RUsageScope{getpid(), tid};
 }
 
diff --git a/rusage_stats.h b/rusage_stats.h
index 236f9d5..c094b84 100644
--- a/rusage_stats.h
+++ b/rusage_stats.h
@@ -61,8 +61,8 @@ class RUsageScope {
   static RUsageScope ThisProcess();
   static RUsageScope Process(pid_t pid);
   static RUsageScope ThisThread();
+  static RUsageScope ThisProcessThread(pid_t tid);
   static RUsageScope Thread(pid_t pid, pid_t tid);
-  static RUsageScope Thread(pid_t tid);
 
   // Copyable and movable.
   RUsageScope(const RUsageScope&) = default;