Ahead of/behind the curve
Definition 1 of 2
Pro Tip 1/3Business Innovation
Often used in business settings to praise innovative ideas or strategies. 
By investing in renewable energy, we're ahead of the curve.
Pro Tip 2/3Positive Connotation
Implies a positive judgment and is usually a compliment. 
Your understanding of the new regulations puts you ahead of the curve.
Pro Tip 3/3Trend Awareness
Suggests being alert to and acting upon new trends quickly. 
Fashion brands that are ahead of the curve often set the next trends.