This book investigates the historical record to identify and rank the forty most incompetent, corrupt, or otherwise detrimental Members of Parliament in British history. Dr. Bendor Grosvenor, an art historian and political commentator, utilizes archival research and historical analysis to evaluate the careers of various parliamentarians. The work presents a critical framework for assessing political failure, moving beyond mere partisan disagreement to highlight individuals whose actions or inactions caused significant harm to the nation or the institution of Parliament itself.

The subject matter points to a provocative and accessible historical critique that balances academic rigor with a sharp, satirical tone. The framing suggests a work intended for readers interested in the darker, more farcical side of British political heritage.