diff --git a/ChangeLog b/ChangeLog
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,4 @@
+0.16 Added EvStream.delay
 0.15 Fixes a Prelude.undefined error
 0.14 Fixes a space leak, fixes integration being factor 2 off
 0.13 Removed Show from integrate, added cstep
diff --git a/Control/FRPNow/EvStream.hs b/Control/FRPNow/EvStream.hs
--- a/Control/FRPNow/EvStream.hs
+++ b/Control/FRPNow/EvStream.hs
@@ -33,7 +33,7 @@
   -- * Filter and scan
   catMaybesEs,filterEs,filterMapEs,filterMapEsB, filterB, during, beforeEs,
   -- * Combine behavior and eventstream
-  (<@@>) , snapshots,
+  (<@@>) , snapshots, delay,
   -- * IO interface
   callbackStream,callStream, callIOStream,
   -- * Debug 
@@ -273,6 +273,24 @@
         choose (Right x) = return x
             
 
+-- | Delay a behavior by one tick of the ``clock''.
+--
+-- The event stream functions as the ``clock'': the input behavior is sampled on each 
+-- event, and the current value of the output behavior is always the previously sample. 
+--
+--  Occasionally useful to prevent immediate feedback loops.
+delay ::  EvStream x -- ^ The event stream that functions as the ``clock''
+          -> a -- ^ The inital value of the output behavior
+          -> Behavior a  -- ^ The input behavior
+          -> Behavior (Behavior a)
+delay s i b = loop i where
+  loop i =
+           do e <- futuristic $ 
+                        do cur <- b
+                           e <- getEs s
+                           return (cur <$ e)
+              e' <- plan ( loop <$> e)
+              return (i `step` e')
 
 -- | Create an event stream that has an event each time the
 -- returned function is called. The function can be called from any thread.
diff --git a/Control/FRPNow/Lib.hs b/Control/FRPNow/Lib.hs
--- a/Control/FRPNow/Lib.hs
+++ b/Control/FRPNow/Lib.hs
@@ -73,6 +73,9 @@
   boolToMaybe False  = Nothing
 
 
+-- | Gives the previous value of the behavior, starting with given value. 
+-- 
+--  This /cannot/ be used to prevent immediate feedback loop! Use 'Control.FRPNow.EvStream.delay' instead!
 prev :: Eq a => a -> Behavior a -> Behavior (Behavior a)
 prev i b = loop i where
   loop i = do e <- nxtCur
@@ -185,6 +188,8 @@
 -- value of the given behavior at that time.
 (<@>) :: Behavior (a -> b) -> Event a -> Behavior (Event b)
 b <@> e = plan $ fmap (\x -> b <*> pure x) e
+
+
 
 
 
diff --git a/Control/FRPNow/Time.hs b/Control/FRPNow/Time.hs
--- a/Control/FRPNow/Time.hs
+++ b/Control/FRPNow/Time.hs
@@ -16,7 +16,7 @@
 -- The clock itself is created by a function specialized to the
 -- GUI library you are using FRP with such as 'Control.FRPNow.GTK.getClock'
 
-module Control.FRPNow.Time(localTime,timeFrac, lastInputs, bufferBehavior,delayBy, delayByN, delay, integrate, VectorSpace(..)) where
+module Control.FRPNow.Time(localTime,timeFrac, lastInputs, bufferBehavior,delayBy, delayByN, delayTime, integrate, VectorSpace(..)) where
 
 import Control.FRPNow.Core
 import Control.FRPNow.Lib
@@ -128,14 +128,14 @@
 integrate :: (VectorSpace v time) => 
              Behavior time -> Behavior v -> Behavior (Behavior v)
 integrate time v = do t <- time 
-                      vp <- delay time (t,zeroVector) ((,) <$> time <*> v)
+                      vp <- delayTime time (t,zeroVector) ((,) <$> time <*> v)
                       foldB add zeroVector $ (,) <$> vp <*> time
    where add total ((t1,v),t2) = total ^+^ ((t2 - t1) *^ v)
 
 
--- | Delay a behavior by one tick of the clock. Occasionally useful to prevent immediate feedback loops.
-delay ::  Eq time  =>  Behavior time -> a -> Behavior a -> Behavior (Behavior a)
-delay time i b = loop i where
+-- | Delay a behavior by one tick of the clock. Occasionally useful to prevent immediate feedback loops. Like 'Control.FRPNow.EvStream.delay', but uses the changes of the clock as an event stream.
+delayTime ::  Eq time  =>  Behavior time -> a -> Behavior a -> Behavior (Behavior a)
+delayTime time i b = loop i where
   loop i =
            do e <- futuristic $ 
                         do (t,cur) <- (,) <$> time <*> b
diff --git a/frpnow.cabal b/frpnow.cabal
--- a/frpnow.cabal
+++ b/frpnow.cabal
@@ -1,5 +1,5 @@
 Name:                frpnow
-Version:             0.15
+Version:             0.16
 Synopsis:	     Principled practical FRP
 Description:         FRP with first-class behaviors and interalized IO, without space leaks
 License:             BSD3