Lateral sulcus Lateral sulcus The lateral sulcus (also called Sylvian fissure or lateral fissure) is one of the most prominent features of the human brain. The lateral sulcus is a deep fissure in each hemisphere that separates the frontal and parietal lobes from the temporal lobe. The insular cortex lies deep within the lateral sulcus. The lateral sulcus divides both the frontal lobe and parietal lobe above from the temporal lobe below. It is in both hemispheres of the brain. The lateral sulcus is one of the earliest-developing sulci of the human brain. It first appears around the fourteenth gestational week. The
David Sylvian David Sylvian David Sylvian (born David Alan Batt, 23 February 1958) is an English singer-songwriter and musician who came to prominence in the late 1970s as frontman of the band Japan. The band's androgynous look and increasingly electronic sound made them an important influence on the UK's early-1980s New Romantic scene. Following their breakup, Sylvian embarked on a solo career with his debut album "Brilliant Trees" (1984). His solo work has been described by AllMusic as "far-ranging and esoteric," and has included collaborations with artists such as Ryuichi Sakamoto, Robert Fripp, Holger Czukay, and Fennesz. The band Japan, whose other