The lectures became the most popular and widely translated of his works. and nbsp;However, some of the positions outlined in and nbsp;Introduction to Psychoanalysis and nbsp;would subsequently be altered or revised in Freud's later work; and in 1932 he offered a second set of seven lectures numbered from 29–35—New Introductory Lectures on Psychoanalysis—as complement (though these were never read aloud and featured a different, sometimes more polemical style of presentation).