Simona Halep has been a permanent fixture in women's tennis since January 2014. Mark Schiefelbei / AP Photo
Simona Halep has been a permanent fixture in women's tennis since January 2014. Mark Schiefelbei / AP Photo
Simona Halep deserves No 1 ranking despite lack of grand slam titles
Being world's top-ranked woman player highlights ability over period of time, while a major is played over just two weeks and there is always element of luck of draw