From LTwiki-Wiki for LTspice

Architect by profession (now retired); Member of the Institute of Architects (International); Born Vienna, Austria, 1949; Schooled in UK (Ashford), Australia (Perth) and South Africa; University in South Africa (University of the Witwatersrand); Currently resident in South Africa; Keen interest in acoustic and audio sciences; Martial arts (Goju-Ryu) student since 1973 to date; Hobbyist in audio electronics; Have recently acquired LTspice XVII;