Ian Heath is a highly respected author and has written a number of Osprey titles, including Men-at-Arms volumes 89: 'Byzantine Armies 886–1118', 287: 'Byzantine Armies 1118–1461' and 275: 'The Taiping Rebellion 1851–66'. He is currently working on a five-volume project covering the armies of 19th-century Asia. Ian lives and works in Cambridgeshire, UK.Michael Perry is an illustrator and producer of miniature figures for the wargames industry. For many years he has worked for both Games Workshop and Wargames Foundry, and has illustrated a number of Osprey publications including Men-At-Arms 275 The Taiping Rebellion and Campaign 54 Shiloh 1862.

• The Sikh Khalsa army The Lion of Lahore - Ranjit Singh and the creation of the Fauj-i-Ain regularsPolitical unrest and intrigue following Ranjit's death, 1839 - weakening of army discipline - consequences of British defeat in Afghan War and annexation of ScindeOutbreak and campaigns of First Sikh War, 1845–46Second Sikh War, 1848–49Sikh regular infantryIrregular infantryCavalry: regular regimentsArtillery