When faced with a difficult problem what do you do: you have looked at the evidence and still you are unsure? Do you perhaps wonder what Dr So-and-so or Professor Whatsit would do? One of the privileges of editing Practical Neurology is that we can ask So-and-so and Whatsit to tell us just what they would do and why. In this edition, we have indulged ourselves richly.

Chris Allen lets us listen in on his teaching on page 97. We anticipate that most readers will find his teaching tips interesting and useful. We asked Simon Kerrigan and Robin Grant to explore the difficult dilemmas and decisions involved in managing patients …