This is about the experimental recordings of psycho-phonic messages at the beginning of the last century. Grierson claims to have recorded messages from prominent dead people as Abraham Lincoln and Benjamin Disraeli.
When Guy Sigley isn't running around in his full-time job as a small business manager (a.k.a. stay-at-home dad), he writes stories about a guy called Barney. As our author of the day, we chat to Sigley about his book, how much he has in common with Barney and what it takes to write successful comedy.