Things have been rather cheerful for Microsoft Game Studios recently. Last year, Microsoft’s Aaron Greenberg announced that one Xbox 360 exclusive, Halo 3, sold more copies than all of Sony’s major PlayStation 3 exclusives put together.

Not only does the Xbox 360 boast a larger global install base than the PlayStation 3, its Kinect peripheral has outsold PlayStation's Move 5:1 and it currently holds the Guinness World Record as the fastest-selling consumer electronics device in the 60 days from launch.

Yesterday, Microsoft’s Xbox 360 was named as the platform that had received the most nominations in the Game Critics’ ‘Best of E3 2011’ Awards. At 55 nominations, the Xbox 360 eked out the PlayStation 3’s 48 nominations.

The PC – a platform thoroughly dominated by Microsoft and one that boasts the world’s largest install base – tallied 42 nominations.

But after hubris, nemesis. Microsoft Game Studios has been largely negligent of the PC in recent years, allowing the likes of Blizzard and Valve to become the platform’s marquee companies.

Bungie, creator and former developer of the all-conquering Halo franchise, has absconded with Activision, and since Greenberg announced Halo 3’s glowing sales figures, Sony has released Gran Turismo 5.

At E3, Gameplanet sat down with the head of Microsoft Game Studios, Phil Spencer, to discover how the publisher intends to remain ahead of the curve: