I made an unusual choice in deciding to write this informal essay about race and innocence. The choice is unusual because my primary purpose in doing so is to flaunt my ignorance on the subject—to reach out to readers for help in clarifying my confusion. I am not, however, overly embarrassed by my ignorance because the subject is one on which no one yet knows very much. The main point of my ess...

T he concept of retinal vital staining is not new. There has however been renewed interest in the subject since indocyanine green (ICG) was introduced as a vital stain to highlight the internal limiting membrane (ILM) during macular surgery. ICG’s well known role in cardiac and choroidal angiography exploits its properties as a fluorophore, but its role as a macular vital stain relies on its pr...

the elements of euclid, sometimes knows as the “the book of euclid”, and in the mathematical texts of the islamic period often referred to as “the book of the elements”, is one of the main sources of islamic mathematics. this paper addresses the history of the translation of this book and its recension by naṣīr al-dīn ṭūsī. then, through a comparison of the first chapter of the fourth part of q...

the political approach of shaykh zāhid gīlānī paved the way for shaykh ṣafī al-dīn ardabīlī’s political thinking and his closeness to the power-holders of the time. in addition to acquiring the rules and manners of sufism, shaykh ṣafī al-dīn learned from his master the political approaches for expanding his sufi order, as well. these approaches turned into a political movement in the safavid or...