This website is dedicated to the medieval and early modern research of Emerson Bonnema, known in the Society for Creative Anachronism as Ezra de Barcelona.
It is a living document and under constant construction.
The legal, cultural, economic, diplomatic, and political contexts of medieval piracy; its specific techniques and demography; its difference from Early Modern piracy; and its implications for broader historical study.
The cultural, religious, economic, and ecological contexts of apiculture and its products; the role of bees and their produce in medieval life and the shaping of ecosystems; the spiritual drive behind demand for bee products; and broader implications.
The religious, legal, cultural, and economic contexts of coffee; the moral and legal controversy it evokes in cycles across time and place; the forces driving its spread, trade, and adoption as a staple across several cultures.
The origins and spread of coffee; its early controversy; its arrival in Europe and the Americas and beyond; and its conquest of several diets.
The popular uprising, beginning in North England, and marching southward, protesting against the English Reformation and Henry VIII's actions; its nuance as a fundamentally pro-monarch movement in the style of other medieval uprisings; its driving force and ultimate repression.
The origins of the Scottish Reformation; John Knox's role in it, and how he came to play it; why the Scottish Reformation differed from the English, and how.
Methods utilized in the Middle Ages for the purpose of measuring weight, distance, and more; how those methods were standardized, and why.
A project to produce simple heraldic devices for use by SCA heralds as a mark of office and implement of voice heraldry.
A project to emblazon and display all active devices registered by the Midrealm College of Heralds.
Reflections on protocol and etiquette in the SCA; its value, purpose, function, and paths towards promoting it; cross-referencing the works and writings of Emily Post, American etiquist,
An effort to bridge the gap between heralds and non-heralds by providing some elaboration, explanation, and edification on the mission, structure, and guiding principles of the SCA College of Arms and Midrealm College of Heralds.
Dar Měryem, website of Měryem al Ixbilǐa; hosts her heraldic work, including her roundup of links and resources for book heraldry.