Walid Sadek’s first solo exhibition, “Place at Last,” came relatively late in the career of an artist and writer who has been active, if not exactly prolific, for more than fifteen years. In the mid-1990s, Sadek produced a number of fiercely influential and foundational works that helped set the tone and agenda of Beirut’s then-fledgling contemporary art scene. Many of those early pieces were text-based interventions—posters, postcards, diminutive publications, a few delicate broadsheets—and most were conceived either for a series of public projects initiated by arts organization Ashkal Alwan