No, There Is No 150 ms Lead of Visual Speech on Auditory Speech, but a Range of Audiovisual Asynchronies Varying from Small Audio Lead to Large Audio Lag
Figure 3
Acoustic signal (top panel), intensity in green, lip height in blue and formants in red (bottom panel): For isolated /pa/ (a, left) and /apa/ (b, right).
Blue arrows: lip events. Green arrows: intensity events. Red arrows: formant events. CAF/OAF (red): Closing/Opening onset for Audio Formant. CAI/OAI (green): Closing/Opening onset for Audio Intensity. CVL/OVL (blue): Closing/Opening onset for Visible Lips.