In a bowl, combine the maple syrup, dijon, olive oil, salt, pepper, sherry vinegar and ginger and whisk until combined and put to the side.
Combine water and quinoa in a pot, and bring to a boil then lower to a simmer. Cover and cook for 15 minutes until water is absorbed. Let cool.
In a bowl, combine the arugula, cold quinoa, salt, pepper, radish, pomegranate, pear and toss with the maple vinaigrette. Top with thin layers of smoked salmon.