Acknowledgements -- Contents -- Introduction -- Slips of the Tongue -- Predicting Slips of the Tongue -- Errors of Speech and their Implication for Understanding the Strategy of Language Users -- Where the Tongue Slips, There Slip I -- Slips of the Tongue -- The Detection and Correction of Slips of the Tongue -- The Tongue Slips into Patterns -- The Linguistic Evidence of Speech Errors -- Spoonerisms: The Structure of Errors in the Serial Order of Speech -- Meringer's Corpus Revisited -- A Theory of Speech Errors -- The Non-anomalous Nature of Anomalous Utterances -- APPENDIX -- A Sample of Speech Errors.