Companion (Doctor Who) companions too have been depicted in the revived era, such as Jo Grant (n/k/a Jo Jones)'s grandson Santiago Jones; and Sarah Jane Smith's parents, adopted son Luke Smith, adopted daughter Sky Smith, and alternate timeline fiancé Peter Dalton; and Alistair Lethbridge-Stewart's daughter Kate Stewart. Another change in the revived era is the depiction of many companions' pre-Doctor lives, particularly their childhoods; no companion was so depicted in the classic era, aside from John Benton being temporarily 'de-aged' by The Master. Companions Rose Tyler, Mickey Smith, Adelaide Brooke, Amy Pond, Rory Williams, River Song and Clara Oswald have all been portrayed
Companion (caregiving) Companion (caregiving) In health care and caregiving, a companion, sitter, or private duty may be a nursing assistant or similar professional who is hired to work with one patient (or occasionally two). Companions may be hired to work in a variety of settings, including nursing homes, assisted living facilities, hospitals, and private homes, and their duties range from advanced medical care to simple companionship and observation. In hospitals, sitters are hired by the hospital for patients who cannot remain unsupervised for even a short period of time. These include patients who are at risk for injury to themselves or others