Authors:

Making the logo twice the size is often a good thing to do, because most advertisements are deficient in brand identification. Showing the clients' faces is also a better stratagem than it may sound, because the public is more interested in personalities than in corporations. Some clients can be projected as human symbols of their own products.

David Ogilvy (1963). “Confessions of an advertising man”, Holiday House
Making the logo twice the size is often a good thing to do, because most advertisements are deficient in brand identification. Showing the clients' faces is also a better stratagem than it may sound, because the public