Public Lectures

From September to March the Society organises a programme of public lectures on cultural, scientific and antiquarian subjects. These have been held almost continuously since 1889 and are considered one of the most important aspects of the Society’s work.

Due to the pandemic this programme is highly subject to change including cancellation. Please check back to this website before making your journey. Society members on our email mailing list will receive notification of changes. We recommend all other members and members of the public¬† to sign up or refer to the Society’s Facebook page for updates.

The lectures are held on Friday evenings commencing 7.30 p.m. They take place with the kind permission of the Headmaster in the main hall of the Spalding Grammar School, Priory Road, PE11 2XH. Attendance is excellent value at only £2.50 per person.


Lecture Programme 2020-21

September  11th 2020

Deep Sea Research

Dr Rachel Jeffreys, Liverpool University Earth, Ocean and Ecological Studies

Over 200 metres down the ocean reveals secrets of our changing planet.


September 25th 2020

An 18th Century Lincolnshire Gentleman’s Library now in Norfolk

John Gandy, Senior Librarian at Blickling Hall, the National Trust’s largest library of printed books

Sir Richard Ellys of Nocton Hall was an early SGS member with a celebrated library.


October 9th 2020

Concrete, strong and pervasive, yet sensitive and currently unsustainable

Professor Nick Buenfeld, Professor of Concrete Structures Imperial College London

Hard truths about this ubiquitous material.


October 23rd 2020

Wildlife in the Shadow of Chernobyl

Professor Mike Wood, Chair of Applied Ecology University of Salford, broadcaster

Studying the regeneration of wildlife following the cataclysmic reactor meltdown.


November 6th 2020

Egyptologist Notebooks

Dr Chris Naunton, Egyptologist, writer and TV broadcaster

Rediscovering ancient Egypt through sketches, paintings and maps of past explorers and Egyptologists.


November 20th 2020

Explosives, the Past, Present and Future

Professor Jackie Ackhavan FRSC, Head of the Centre for Defence Chemistry

Even higher explosives.

From Chinese black powder in 220BC to smart polymers; explosive power for fireworks, ejector seats and spacecraft.

January 8th 2021

The Hunt for Dark Matter

Ed Daw, Professor of Gravitational Waves and Dark Matter Physics Sheffield University

The universe is dominated by a mysterious substance that neither emits light nor obscures luminous objects.



January 22nd 2021

Deep History ‘Down Under’

Dr Simon Sleight, Kings College London ( Ex Spalding Grammar School)

An introduction to Australian history from Pangaea to Federation.


February 5th 2021

Waste Vitrification, Cleaning up the Legacy of the Nuclear Age

Professor Russel Hand, Head of Glass Science and Engineering Sheffield University

Transforming contaminated radioactive liquids into stable glass.



February 19th 2021

Current Research at the North Pole

Dr Michael Bravo, Senior Lecturer Scott Polar Research Cambridge

Experiencing the impact of climate change at the North Pole.


March 5th 2021

The Legendary Mediaeval English Longbow

Angie Clay, Historian and Lecturer Lincoln Castle garrison

Describing the bowmaker’s craft and bowman skills. Men in armour were no match for the murderous longbow.


March 19th 2021

The Voyage of HMS Beagle

Emeritus Professor Peter Worsley, Lecturer

The historic circumnavigation updating Admiralty charts with world changing naturalist Charles Darwin on board.