The Thinker began as one small element within The Gates of Hell, a bronze door Rodin was commissioned to design for a Paris museum of decorative arts that was ultimately never built, leaving the door itself unfinished at his death^[1]. Positioned above the doorframe as The Poet, the seated figure was meant to represent Dante surveying the damned souls carved into the door below, a device that placed the poem's author within his own creation. Rodin later lifted the figure out of that context entirely, scaling it up into a free-standing, full-sized bronze and renaming it The Thinker, a change that stripped away the specific literary reference and left a figure open to broader reading^[4]. Scholars have since proposed the statue as partly Adam, partly Prometheus, and partly a more generalised image of a man caught between intellect and animal appetite, and Rodin himself deliberately withheld a fixed identity, leaving the figure to fit no single, preconceived role^[3].

Rodin did not carve marble in the manner of Michelangelo; he worked as a modeller, building forms in clay or wax before they were cast in bronze^[3]. That process meant a single sculpted original could generate several independent bronze casts, each poured from moulds taken off the same underlying model, so that no single physical object is uniquely The Thinker in the way a painting is uniquely itself^[2]. Rodin authorised fewer than ten large-scale, monumental casts during his lifetime, while permitting a much larger number of smaller versions to be produced, which is why multiple full-size originals of The Thinker now sit in different museums rather than one canonical statue travelling between them^[4]. His deliberately rough, unfinished-looking surfaces, the pulsing, exaggerated musculature and visible traces of the modelling process, were themselves a considered choice, meant to keep sculpture tied to the sense of matter coming alive under an artist's hands rather than smoothing it into an idealised, machine-like finish^[3].

The Thinker's fame has made individual casts targets in their own right. On 24 March 1970, the monumental cast held by the Cleveland Museum of Art was bombed, an explosion equivalent to three sticks of dynamite that destroyed the statue's lower legs and its base; the attackers were never identified^[4]. Rather than fully restoring the figure, the museum chose to leave the damage visible, turning the object itself into a record of the attack alongside its original subject. The decision reflects how thoroughly The Thinker had already passed from a specific literary figure into a general symbol of contemplation by the mid-twentieth century, familiar enough to appear as an American television sitcom's opening pose and durable enough, even damaged, to remain recognisably itself^[4].