| Backstreet Boys have collaborated with the hitmaker behind Lady GaGa for their new album. |
| He has collaborated on studies of laterality by examining patterns of mouth movement asymmetries during different tasks. |
| The architects collaborated with a stone mason to explore new possibilities of stone as a building material. |
| She took a short course in ophthalmology and collaborated with research into river blindness in Central Africa. |
| She graduated in 1960 and that same year married the violinist Jaime Laredo, with whom she collaborated musically. |
| Far from being armchair utopians, jurisdictionalist and regalist writers collaborated with statesmen to bring about reform. |
