Sanford Moeller (1878–1960), via his student Jim Chapin, codified a stroke cycle that solves the central technical problem of drumming: how to play loud, then soft, then loud without three separate effortful motions. The Moeller stroke is one continuous motion that produces three notes — a whip-down accent, a tap on the rebound, and an upward "lift" that prepares the next whip.
Phase 1 — The Whip (downstroke accent). Forearm drops, wrist follows, stick whips into the head. Loud, full. Crucially: the forearm does most of the work, not the wrist. Think of cracking a small whip rather than throwing the stick.
Phase 2 — The Tap. The whip's energy is not absorbed; it bounces back, and the stick taps the head a second time as the forearm starts to rise. Quiet, articulate. The tap is "free" — you don't add energy, you just let the rebound speak.
Phase 3 — The Upstroke / Lift. The forearm continues upward, lifting the stick high to prepare the next whip. As it rises, the stick taps the head once more (very lightly — it's almost optional) before reaching full prep height.
The result: three notes — accent, tap, soft tap — produced by one circular motion of the forearm. Learn this and your hands stop fighting accent placement: the accent is a part of the cycle, not an extra effort.
Where Stone's accent-tap (the prerequisite) treats high and low as separate motions, Moeller is the connection: it's the smooth motion path that gets you from low back to high without effort.